products detial
1、 Overview
Safety: verified by complete type test, internal arcing test and seismic test
Applicability: applicable to ships, offshore platforms and other fields
Flexibility: provide multiple forms of combination schemes
High efficiency: the bus connection mode passing the type test is adopted to provide a seamless solution for low-voltage distribution
Practicability: PROFIBUS DP is used to realize communication
Flexibility: supply through local sivacon technology partners
Sivacon 8pt low voltage switchgear - safe, reliable, flexible and diverse
Low voltage switchgear (TTA) passing type test;
The horizontal bus is uniformly arranged above the switchgear;
The rated current of 3-pole and 4-pole horizontal bus system can reach 7400a;
Rated peak withstand current ipk can reach 375ka;
The depth and size of the device compartment are large;
The device compartment can be divided into different units according to the modular structure;
The switch cabinet can be installed on one side or back-to-back;
The incoming line can be upper incoming line or lower incoming line;
The outgoing cable can be connected at the front or rear of the cabinet;
Flexible: sivacon meets your requirements;
Sivacon's modular technology enables flexible use of switchgear.
The horizontal bus is uniformly arranged above the switchgear;
The device can be installed in the device compartment, which is independent of the depth of the horizontal bus system and the switchgear;
Functional compartments can be separated as required (forms 1 to 4 according to IEC 60439-1);
The depth and size of the device compartment are large;
It can adapt to the conditions of switchgear installation site
Reliable wall installation or floor installation;
The cable can be upper incoming line or lower incoming line;
Convenient horizontal bus connection;
Cables can be connected in front of the cabinet or behind the cabinet;
Framework and shell: accurate size and firm structure
The framework is the load-bearing structure of the switchgear, which is composed of solid steel plate profiles connected with each other.
Sivacon's frame size is accurate and stable. It has two structural types, namely screw connection type or welding type.
There are holes with a modulus of 25mm on the skeleton.
The door body is flexible and can meet the requirements.
The opening angle of the door can be up to 180 °.
The rotary handle spring lock can prevent the door from bouncing open due to negligence or accident.
A pressure relief device is installed on the top of the cabinet.
technical parameter
project | Company | parameter |
（Ui） Rated insulation voltage(Ui) | V | up to 1000 |
（Ue） Rated operating voltage(Ue) | V | up to 690 |
Rated frequency | Hz | 50/60 |
（Uimp） Rated impulse withstand voltage （U imp） | kV | 8 |
Overvoltage catgory | III | |
Pollution degree | 3 | |
（In) Main busbars rated currents (I n) | A | up to 7400 |
（Ipk） Rated peak withstand current (Ipk) | kA | up to 375 |
（Icw）Rated short-time withstand current (Icw) | kA | up to 150, 1s |
Degree of protection | Up to IP54 | |
Form of internal separation | up to Form 4 | |
（TTA）Type-tested low-voltage switchgear and controlgear assembly (TTA) | IEC 61439-2/GB7251.12 | |
Protection against electric shock | DIN EN 50274 | |
Testing of behaviour in case of internal faults (internal arc faults) | IEC 61641, GB/Z 18859 |
1. Each sivacon 8pt switchgear adopts high-quality Siemens switchgear and high-quality switchgear devices of other companies to ensure its long service life and high operation reliability.
2. The low-voltage distribution devices passing the type test are safe, reliable, flexible and diverse;
3. The size of framework and shell is accurate and the structure is firm; It has two structural types, namely screw connection type or welding type. A pressure relief device is installed on the top of the cabinet.
4. Flexible horizontal bus system meets different applicable requirements; The horizontal bus is uniformly arranged above the switch cabinet
5. The technical structure of circuit breaker is compact, safe and reliable;
6. The fixed installation is economical, safe and adaptable.
7. The rated current of level 3 and level 4 horizontal bus system can be up to 7400a
8. The rated peak withstand current can be up to 375ka
9. The device compartment has a large depth and size, which is suitable for various installations
10. Device compartments can be divided into different units according to modular structure (in accordance with forms 1 to 4 specified in IEC 60439-1)
11. The switch cabinet can be installed on one side or back-to-back
12. The incoming line can be upper incoming line or lower incoming line
13. Outgoing cables can be connected at the front or rear of the cabinet
Sivacon 8pt is a low-voltage switchgear designed by Siemens. It has circuit breaker technology, fixed installation technology, extraction technology and plug-in technology design.
Sivacon 8pt low voltage switchgear - safe, reliable, flexible and diverse
Low voltage switchgear (TTA) passing type test;
The horizontal bus is uniformly arranged above the switchgear;
The rated current of 3-pole and 4-pole horizontal bus system can reach 7400a;
Rated peak withstand current ipk can reach 375ka;
The device compartment has a large depth and size, which is suitable for various installations;
The device compartment can be divided into different units according to the modular structure;
The switch cabinet can be installed on one side or back-to-back;
The incoming line can be upper incoming line or lower incoming line;
The outgoing cable can be connected at the front or rear of the cabinet;
Flexible: sivacon always meets your requirements;
Sivacon's modular technology enables the switchgear to best meet various requirements.
The horizontal bus is uniformly arranged above the switchgear;
The device can be installed into the device compartment arbitrarily, which is independent of the depth of the horizontal bus system and the switchgear;
Functional compartments can be separated as required (forms 1 to 4 according to IEC 60439-1);
The depth and size of the device compartment are large;
It can best adapt to the conditions of switchgear installation site
Reliable wall installation or free floor installation;
The cable can be upper incoming line or lower incoming line;
Convenient horizontal bus connection;
Cables can be connected in front of the cabinet or behind the cabinet;
Framework and shell: accurate size and firm structure
The framework is the load-bearing structure of the switchgear, which is composed of solid steel plate profiles connected with each other.
Sivacon's frame size is accurate and stable. It has two structural types, namely screw connection type or welding type.
The skeleton is provided with a hole with a modulus of 25mm for expansion.
The door body is flexible.
The opening angle of the door can be up to 180 °.
The rotary handle spring lock can prevent the door from bouncing open due to negligence or accident.
A pressure relief device is installed on the top of the cabinet
Top ten features of the most complete 8pt low voltage switchgear
一、 Overview
Sivacon-8pt low voltage switchgear has standard structure used in construction industry and industrial field. Sivacon is a low-voltage distribution device popularized all over the world. It can be applied to various capacity levels with maximum rated current up to 7400a. It can adopt either fixed installation design or extraction design. Siemens cooperates with local excellent and high-level low-voltage switchgear manufacturers to make them become technical partners for the production of sivacon8pt, and bring the multi-purpose and type tested sivacon low-voltage switchgear to you completely.
Each sivacon switch cabinet passes the type test to verify the safety and quality.
Technical design of circuit breaker
The incoming cabinet, feeder cabinet and bus coupler cabinet with circuit breaker technology, whether of withdrawable structure or fixed installation, are equipped with 3WL / 3wt circuit breakers.
Because most of the electrical equipment is connected behind this kind of switchgear, it has special significance from the perspective of long-term operation reliability and personal safety of switchgear. Sivacon uses the components of circuit breaker technology to achieve these requirements.
Fixed technical design: the distribution cabinet for cable feed circuit adopts the fixed installation structure. According to the user's requirements, it can be equipped with circuit breaker or fuse disconnector. This kind of distribution cabinet is mainly used in situations where replacement is not required or short-term power failure is allowed under working conditions. In this case, sivacon fixed installation technology shows its high economy, safety and strain.
Reactive power compensation
The control cabinet for centralized reactive power compensation can reduce the load of transformer and cable, reduce transmission loss and save power consumption. According to different structures of electric equipment, the control cabinet can be equipped with non choke type or choke type capacitor components.
Plug in design
The plug-in switchgear with motor circuit and cable feed circuit is an economical alternative to the draw out design. Through the plug on the incoming side, the unit can be replaced quickly without power failure of the whole switchgear.
Withdrawable design
The withdrawable switchgear with motor circuit and cable feed circuit has the best safety and applicability, and provides high operation convenience. Using the guided draw out mechanism, it can be replaced and adjusted quickly and conveniently. Therefore, the first mock exam can be done in every module, even if the compartment can be transformed during operation. The withdrawable design of sivacon provides high applicability
Modular design
Each sivacon is completely made of standardized and typical modules. All modules meet the Siemens evaluation index and design index in terms of quality. Modules have a variety of combination possibilities to meet a wide range of requirements. All high-quality Siemens switching appliances can ensure long service life and high operation reliability.
三、 Use environment
1. Installation location: indoor:
2. Altitude: no more than 1000m:
3. Ambient temperature: no more than 40 ℃, minimum temperature no less than - 15 ℃, daily temperature difference no more than 15 ℃:
4. Relative humidity: the average monthly relative humidity shall not exceed 90%
5. The surrounding environment shall be a place without fire, explosion hazard, serious pollution and chemical corrosion:
6. Seismic intensity: no more than 8 degrees:
7. No frequent violent vibration:
Note: if the environmental conditions of the product exceed the above provisions, the user shall negotiate with the manufacturer.
四、 Technical parameters
Rated impulse withstand voltage (Uimp) 8Kv
Overvoltage category III
Overvoltage Category 3
Rated insulation voltage (UI) 1000V
Rated working voltage UE) to 690V
Rated current (in) bus (3-pole and 4-pole) horizontal main bus rated current to 4000A
Rated peak withstand current (ipk) to 250kA
Rated short-time withstand current (ICW) to 100 Ka, 1s to 80 Ka, 3S
The rated current of vertical bus for circuit breaker technology is 3200A
Rated peak withstand current (ipk) to 220kA
Rated short-time withstand current (ICW) to 80 Ka, 1s to 50 Ka, 3S
The rated current of vertical bus for fixed installation technology is 2800a
Rated peak withstand current (ipk) to 163ka
Rated short-time withstand current (ICW) to 65 * Ka, 1s to 50 Ka, 3S
Vertical bus bar for strip insertion technology with rated current up to 2200A
Rated peak withstand current (ipk) to 110kA
Rated short-time withstand current (ICW) to 50kA, 1s
Switch rated current circuit breaker cable feed circuit to 3200A to 630A
Internal separation form 1 to form 4iec60439-1, clause 7.7
Surface treatment support structure galvanizing / powder spraying / painting
Shell galvanizing / powder spraying / painting
Door powder spraying / painting
The protection grade shall comply with IEC60529, en60529ip30 to IP54
Overall dimension height: 2200 width: 40060080010001600mm depth: 60080010001200mm
*Rated limiting short-circuit current ICC to 100kA
五、 Main features
一、 Safe, reliable, flexible and diverse: low voltage switchgear passing type test
● low voltage switchgear (TTA) passing type test
● the horizontal bus is uniformly arranged above the switch cabinet
● the rated current of 3-pole and 4-pole horizontal bus system can be up to 7400a
● rated peak withstand current ipk can be up to 375 Ka
● the device compartment has a large depth and size, which is suitable for various installations
● device compartments can be divided into different units according to module structure
● the switch cabinet can be installed on one side or back-to-back
● upper incoming line or lower incoming line can be adopted
● outgoing cables can be connected at the front or rear of the cabinet
二、 Mobility:
Sivacon's modular technology enables the switchgear to best meet various requirements.
● the horizontal bus is uniformly arranged above the switch cabinet
● devices can be installed into device compartment arbitrarily, which is independent of the depth and size of horizontal bus system and switch cabinet
● functional compartments can be separated according to requirements
● the depth and size of the device compartment are large, which can best adapt to the conditions of the switchgear installation site
● reliable wall installation or free floor installation
● the cable can be upper incoming line or lower incoming line
● convenient horizontal bus connection
● cables can be connected in front of or behind the cabinet
三、 Framework and shell: accurate size and firm structure
The framework is the load-bearing structure of the switchgear, which is composed of solid steel plate profiles connected with each other.
Sivacon's frame size is accurate and stable. It has two structural types, namely screw connection type or welding type.
● the frame is provided with a hole with a modulus of 25mm, which can be expanded for various purposes.
● the door body is flexible and can meet various requirements.
● the opening angle of the door can be up to 180 °.
● the rotary handle spring lock can reliably prevent the door from bouncing open due to negligence or accident.
● pressure relief device is installed on the top of the cabinet.
surface treatment
Powder spraying, spraying or galvanizing can be selected.
Material Science
The framework and shell are made of steel plate, and its thickness is: Framework: 2.5mm, shell: 2.0mm
The protection grade shall comply with IEC60529
Natural ventilation cabinet: IP30, IP31, IP40, IP41, ip42, non ventilation cabinet IP40, IP54
四、 Flexible horizontal bus system: answers to different use requirements
Various requirements for horizontal bus system need to be met with different implementation possibilities.
The modules provided by sivacon can achieve both structural economy and high safety of operation.
● the horizontal bus is arranged above the cabinet.
● the rated current of horizontal bus system shall be up to 7400a.
● the classification of rated current is practice oriented.
● rated peak withstand current ipk can be up to 375ka.
● bus compartment and device compartment are separated from each other.
● the connection between cabinet busbars can be easily carried out from above.
● arc barrier to limit internal fault arc.
五、 Circuit breaker Technology (FCB): compact structure, safe and reliable, welcomed by users
The incoming cabinet, feeder cabinet and bus coupler cabinet with circuit breaker technology, whether in withdrawable structure or fixed installation, are equipped with 3W circuit breakers.
Because most of the electrical equipment is connected behind this kind of switchgear, it has special significance from the perspective of long-term operation reliability and personal safety of switchgear.
Sivacon uses the components of circuit breaker technology to achieve these requirements Compact structure, safety and reliability
● safety is improved due to the adoption of switch cabinet (TTA) passing type test.
● have test and separation positions when the door is closed.
● the circuit breaker is installed in separate compartments, and each compartment is equipped with an independent door.
● each rated current range can be best matched with the wiring conditions.
● cables can be connected from below or above.
The application of 3W circuit breaker is very popular with users
Siemens 3W circuit breakers with rated currents ranging from 630 to 6300A can be used in fixed mounted and withdrawable structures, that is to say:
● the power supply direction is not limited by technical data and can be freely selected.
● as a time selective short-circuit protection, the short-time current carrying capacity is up to 500ms, so that in case of short circuit, the safe operation can be ensured for the components in the system without short circuit.
● when the delay time is very short (50ms), ZSS type selective control device with shortened time can be used as short-circuit protection.
● the control panel is equipped with LCD working current display (without ammeter and current transformer).
● display and operation when the door is closed.
Device compartment
● the circuit breaker can move safely when the door is closed.
● in the maintenance position, it can be checked directly on site without taking out the circuit breaker.
Cable or bus connection compartment
● cables or buses can be connected from above or below.
● the cable connection compartment is matched with the rated current, which can best match the connection conditions of cable and bus.
● using the best connection compartment will significantly reduce installation time.
六、 Fixed installation technology (off): good economy, safety and adaptability
The distribution cabinet for cable feed circuit adopts fixed installation structure. According to the user's requirements, it can be equipped with circuit breaker or fuse disconnector.
This kind of distribution cabinet is mainly used in situations where replacement is not required or short-term power failure is allowed under working conditions.
In this case, sivacon fixed mount technology shows its high economy, safety and strain· The safety is improved by adopting the standard module (TTA) that has passed the type test.
● modular structure is adopted to enable any combination of cable feed circuit distribution cabinet.
● the vertical distribution bus on the side can be modified quickly.
● when the switchgear is dead and disconnected, the cable feed circuit can be replaced without problem.
The cable branch circuit adopts modular structure
The cable branch circuit adopts modular structure, which makes the installation flexible and convenient.
It can simply realize the modification and expansion required to adapt to the working conditions.
● circuit breaker or fuse type disconnector that can be installed arbitrarily.
● cable feeder circuits in the distribution panel can be combined freely.
● the support frame of electrical components can be adjusted freely to obtain a unified front.
● cable feed circuit can be equipped with or without ammeter.
Compartment design of feed circuit
Each circuit breaker has a corresponding door compartment design, which improves the safety of installation and personal protection.
● each circuit breaker has corresponding door and compartment
● 3VL circuit breaker or plug-in 3VL circuit breaker
● the internal spacing form can be up to bs60439 form 4 category 7 (each functional unit has a connection box)
● the cable connection compartment at the rear has optimized connection conditions
Strip fuse disconnector capable of making and breaking
The strip fuse disconnector has compact structure and is composed of modules. From the achievable loading density, it has the best loading conditions.
● cable feed circuit with rated current up to 630A can be equipped with ammeter or without ammeter
● each cabinet can be equipped with 24 feeder circuits
● replace the fuse when it is not electrified
七、 Reactive power compensation (PFC): low cost and high safety
The control cabinet for centralized reactive power compensation can reduce the load of transformer and cable, reduce transmission loss and save power consumption. According to different structures of electric equipment, the control cabinet can be equipped with non choke type or choke type capacitor components.
An electronic reactive power controller is installed on the door panel
Multifunctional display
Automatic setting of C / K value
Adjustable cos φ Value, adjustment range from 0.8 inductive to 0.98 capacitive
Manual / automatic operation
Capacitor assembly to 100kvar
Fuse type isolating switch
Contactor for controlling capacitor
MKK capacitor
Discharge device
Filter reactor (selected for choke)
八、 3nj6 strip plug-in technology (ofPD): fast plug-in, always safe
The distribution cabinet for cable branch circuit using plug-in technology is more economical compared with draw out technology. It has a compact structure, and can be quickly refitted or replaced under working conditions through the plug-in contact on the incoming line side. Sivacon strip structure has higher economy, safety and flexibility.
● standard module (TTA) passing type test is adopted to improve safety
● quick modification and exchange can be realized through the plug-in contact on the incoming line side
● the devices used for strip cable feed circuit with rated current up to 630A include:
- fuse module with fuse
- disconnector with single breakpoint fuse
- disconnector with double breakpoint fuse
- disconnector
● high capacity density, 34 feeder circuits can be installed in each cabinet
● replace the fuse when it is not electrified
● the plug-in bus system has contact protection
● the width of cable connection compartment is 400mm
● protection class to IP40
● the power distribution device can replace the feed circuit without power failure of the whole cabinet
九、 For freely designed control cabinet (CCS): provides a lot of space for mobility and flexibility
A variety of expansion elements can be selected for freely designed control and regulation cabinets.
● the bus system of the control cabinet can be 3-pole and 4-pole
● rated current to 1200A
● rated short-time withstand current LCW can be up to 65ka
● it can be equipped with a door equal to the height of the cabinet or each compartment can be equipped with an independent small door
● cabinet compartment
● various expansion elements
十、 Plug in design (ofpm): it can be plugged in quickly and is always safe
The plug-in switchgear with motor circuit and cable feed circuit is an economical alternative to the draw out design. Through the plug on the incoming side, the unit can be replaced quickly without power failure of the whole switchgear.
Sivacon plug-in design ensures good economy, reliability and versatility.
● standard module (TTA) passing type test shall be adopted, with high safety level
● there is a plug on the incoming side, which can quickly replace the unit
● motor circuit can be up to 250KW
● feeder circuit can be up to 630A
● fuse or non fuse protection
● high capacity density (up to 22 circuits per cabinet)
● the plug-in bus system has anti electric shock protection (optional)
● longitudinal guidance ensures adequate connection
● 400mm wide cable connection compartment
● control panel on the door (optional)
● mounting plate for additional control devices
● the switch cabinet is not required to replace the circuit, and the whole cabinet is powered off
Vertical bus system
The vertical bus system is located at the rear of the cabinet. It has contact protection for charged body without additional valve.
● protection against electric shock (optional)
● 3 or 4 poles
● contact protection (ip20b)
● the module of plug hole is 25mm
Cable connection
● the external power cable is directly connected to the switching device
● the control circuit is wired on the terminal
● 400mm wide cable connection compartment
十一、 Withdrawable design (ofw): strong applicability and always safe
The withdrawable switchgear with motor circuit and cable feed circuit has the best safety and applicability, and provides high operation convenience.
Using the guided draw out mechanism, it can be replaced and adjusted quickly and conveniently. Therefore, the first mock exam can be done in every module, even if the compartment can be transformed during operation.
The withdrawable design of sivacon provides high applicability.
● the standard module passing the type test shall be adopted, with high safety level
● outgoing circuit can be up to 250KW
● it can be provided with fuse or non fuse protection
● the protection grade of test position and separation position is IP30
● all extraction units have standard operation interfaces
● there is isolation gap at the power supply side and feed side
● draw out units save space and have a minimum height of 100mm
● cable connection compartments can be at the front or rear
● it can be easily changed according to the changing conditions without power failure of the whole cabinet
Sivacon withdrawable unit provides safety for operation and use
● standardized design with 8 module heights (100, 150, 200, 300, 400, 500, 600, 700mm) · the position of the extraction unit is clearly visible
● all units shall be protected against misoperation
● control plug can be connected to 40 pin and communication bus plug can be added (optional)
● hinged front plate of withdrawable unit can be easily used for unit adjustment (modulus ≥ 200mm)
● when the draw out unit is greater than 250A, it has a labor-saving mechanism for easy insertion
● there is enough space at the rear for installing auxiliary devices
● the separation position can be locked so that it can be operated safely on the load side
Flexible and reliable adjustment can be made according to changing requirements
● simple transformation of unit compartment can be carried out without power failure of the whole cabinet
● no wiring work is required in the unit compartment
● power and control cables can be connected in the cable connection compartment respectively
● the cable connection compartment can be 400mm wide (front) or 600mm wide (rear)
Vertical bus system
The vertical bus system is located at the rear of the cabinet. It has safe contact protection, and there is no need to add a valve to protect the charged body· With electric shock protection
● 3 or 4 poles
● safety protection (ip20b)
● 25mm modular jack
When ordering, the user shall provide the following information:
1. Product model, name and quantity;
2. Primary circuit line scheme number and system drawing number arrangement diagram;
3. Schematic diagram and terminal arrangement diagram of secondary circuit;
4. Detailed specifications and quantities of components selected in primary and secondary circuits;
5. The specification of bus bar, otherwise it shall be provided according to the manufacturer's standard;
If the product is used in a special environment, it shall be mentioned when ordering.
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