Rated Voltage : 24 KV
Rated frequency : 50/60 HZ
Rated short-duration power-frequency withstand voltage : 50 KV
Rated lightning impulse withstand voltage : 125 KV
Rated short-time withstand current, 3 s : 25 KA
Rated peak withstand current at 50/60 Hz : 63 KA
Rated short-circuit breaking current : 25 KA
Rated short-circuit making current at 50/60 Hz : 63 KA
Rated normal current of busbar : 2500 A
Rated normal current of feeders
- With circuit-breaker : 2500 A
- With fused load break switch : 2500A
Type of Switchgear : Metal Enclosed (Draw out)
Classification of switchgear is according to : IEC 62271-200
Electrical data (maximum values) of SIMOPRIME A4 |
Switchgear up to 24 kv |
Ratings | Rated values (max.) |
Rated voltage | 24 kv |
Rated frequency | 50/60 Hz |
Rated short-duration power-frequency withstand voltage | 50 kv |
Rated lightning impulse withstand voltage | 125 kv |
Rated short-time withstand current, 3 s | 25 kv |
Rated peak withstand current at 50/60 Hz | 63 kv |
Rated short-circuit breaking current | 25 kv |
Rated short-circuit making current at 50/60 Hz | 63 kv |
Rated normal current of busbar | 2500 A |
Rated normal current of feeders , -with circuit-breaker , -with fused load break switch | 2500 A , As per fuse |
Classification of the SIMOPRIME A4 switchgear according to IEC 62271-200 |
Construction and design |
Partition class Loss of service continuity category |
PM (metallic partition) LSC2B (metal-clad) |
Compartment accessibility (standard) • Busbar compartment • Switching-device compartment • Low-voltage compartment • Front connection |
Tool-based Interlock-controlled Tool-based Interlock-controlled And Tool-based |
- Rear connection | Tool-based |
Internal arc classification |
Classification | IAC |
Accessibility • Front • Rear • Lateral |
Type A Type A Type A |
Test current , Ka Arc duration , s |
25 1.0 |
Color | Option |
Width B | For 1250 A vacuum Circuit-breaker | 800 |
Width B | For 2500 A vacuum Circuit-breaker | 1000 |
Width B | For load Break Switch | 500 |
Height H | With standard low-voltage Compartment | 2250 |
Depth T | Standard | 1900 |