You are here: Home / PRODUCTS / UNDERGROUND LINE / SUBSTATION / Ring Main Unit / SF6 Ring Main Switch (SSPGS)
Welcome to Shinsung
Your Source for
Power Distribution Protection &
Automation Equipment
Ring Main Unit
SF6 Ring Main Switch(SSPGS)
GENERAL FEATURES
- SF6 insulation and interruption LBS
- Earthing switch
- CT, voltage sensor and motorized
- Certified in accordance with IEC 60265-1 and ANSI/IEEE 37.71 (1984)
TECHNICAL DATA
| Description | SSPGS-16 | SSPGS-26 | |
|---|---|---|---|
| Maximum System Voltage | 15 Kv | 25.8 kV | |
| Rated Continuous Current | 600 A | 600 A | |
| Rated Fault Making Current (peak) | 52 kAp | 32.5 kAp | |
| Electrical Operating Time (Close/Open) | 700 ms each | 700 ms each | |
| Number of Mechanical Operations (main) | 5,000 times | 5,000 times | |
| Number of Mechanical Operations (ground) | 1,000 times | 1,000 times | |
| Short Time Withstand Current (rms) | 20 kA (4 sec) | 12.5 kA (1sec) | |
| Insulation Level | Lightning Impulse Withstand Voltage | 95 kV BIL | 125 kV BIL |
| Power Frequency Withstand Voltage | 50 kV | 60 kV | |
| DC Voltage Withstand Voltage | 53 kV | 78 kV | |