SwitchgearHybrid Gas Insulated Switchgear (HGIS) 245kV

General Description

IEC 62271, ANSI/IEEE Std C37, NEMA
ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA
Seismic design, ETGI-1.020, IEEE Std 693, NCh2369
Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1
High altitude correction per IEC 62271 & IEEE C37, ~ 5000m
High reliability, smart, compact and economic switchgear solutions
Plug And Switch System (PASS) switchgear is a compact hybrid switchgear
Delivered fully assembled and tested, ready for rapid installation and energization
Modular design enables highly customizable solutions in a short manufacturing time

Typical Specification

Hybrid Gas Insulated Switchgear (HGIS) 245kV

General rating
Reference standard	IEC/IEEE
Voltage	245 kV
Withstand voltage
- Short-duration power-frequency, phase-to-earth / across isolating distance	460/530 kV
- Lightning impulse (BIL), phase-to-earth / across isolating distance	1050/1200 kVp
Frequency	50/60 Hz
Continuous current	3150/4000 A
Short-time withstand current	50/63 kA
Peak withstand current	125/160 kAp
Duration of short-circuit	3s
Installation	Indoor/Outdoor
Ambient temperature range	down to -30 / up to +40 °C
Circuit-breaker rating
First-pole-to-clear factor	1.3~1.5
Short-circuit breaking current	50/63 kA
Short-circuit making current	125/160 kAp
Operating sequence	O-0.3s-CO-3 min-CO
Drive type (three-phase or single-phase)	Spring-operated mechanism
Breaking time	50 ms
Closing time	100 ms
Mechanical endurance	M2 class
Capacitive switching	C2 class