ABB GSec/T1 User Manual

6
Rated voltage kV 12 17.5 24
Power frequency withstand voltage (50/60 Hz, 1 min)
- Line to line and line to earth kV 28 38 50
- Between open contacts kV 32 45 60
Lightning impulse withstand voltage (BIL 1.2/50 µs)
- Line to line and line to earth kVp 75 95 125
- Between open contacts kVp 85 110 145
Rated frequency Hz 50-60 50-60 50-60
Rated current (40 °C) A 800 (1) 800 (1) 630
Admissible rated short-time withstand current kA 25 (2s) (2) 20 (3s) (2)(3) 16 (3s) - 20 (3s) (2)(3)
Making capacity (peak current) kAp 62.5 52.5 40-52.5
Breaking capacity
- Active load A 800 (1) 800 (1) 630
- No-load transformers A 16 16 16
- No-load lines A 25 25 25
- No-load cables A 50 50 50
- Ring circuits A 800 (1) 800 (1) 630
Mechanical and electrical performance
Electrical endurance of the line contact class E3 - up to 5 makings and 100 rated current interruptions
Electrical endurance of the earth contact class E2 - up to 5 makings
Mechanical endurance of the line contact with operating
mechanism
1S – Single spring
class M2 – 5000 mechanical operations
Mechanical endurance of the line contact with operating
mechanism
2S – Double spring
class M1 – 1000 mechanical operations
Mechanical endurance of the earth contact class M0 – 1000 mechanical operations
(1) 630A for GSec/T2
(2) 16kA (3s) for GSec/T2
(3) For 21kA (3s) please contact ABB
5.1. Performance and electrical characteristics
Earthing switch type EF 230
Admissible short-time withstand current (3 s): 2 kA
Short-time peak current value (3s) 5 kAp
Short-circuit rated making capacity 5 kAp
Number of short-circuit current makes Class E2
Earthing switches type ES230 16kA
Admissible short-time withstand current (3 s): 16kA to 24kV
Short-time peak current value (3s) 40kA to 24kV
Short-circuit rated making capacity 40kA to 24kV
Number of short-circuit current makes Class E2
Earthing switches type ES230 21-25kA
Admissible short-time withstand current (3 s):
25kA to 12kV, 21kA
to 24kV
Short-time peak current value (3s) 62.5 kA to 12 kV
Short-circuit rated making capacity 52.5 kA to 24 kV
Number of short-circuit current makes
Class E2 line side
Class E2 earth side
5. Description

ABB GSec/T1 Specifications

General

Brand	ABB
Model	GSec/T1
Category	Power Tool
Language	English