Table of Contents
Advertisement
General characteristics of withdrawable circuit-breakers (17.5 kV)
Circuit-breaker
Standards
Rated voltage
Rated insulation voltage
Withstand voltage at 50 Hz
Impulse withstand voltage
Rated frequency
Rated thermal current (40 °C) (
)
1
Rated breaking capacity
(symmetrical rated short-
circuit current)
Short-time withstand
current (3s)
Making capacity
Sequence of operations
Opening time
Arcing time
Total breaking time
Closing time
P P
Maximum
overall
H
dimensions
W
Weight
Standardized dimensions table
Operating temperature
Tropicalization
Electromagnetic compatibility
(1) Rated current guaranteed when circuit-breaker is installed in UniGear ZS1 switchgear and with 40 °C ambient temperature
(2) For lower temperature please ask ABB.
34
34
IEC 62271-100 •
VDE 0671; CEI EN 62271-100 file 7642 •
Us [kV] 17.5
Ud (1 min) [kV] 42
Up [kV] 95
Isc [kA]
[O - 0.3 s - CO - 15 s - CO] •
H [mm] 628
W [mm] 503
D [mm] 662
Pole centre-distance P [mm] 150
D
IEC: 60068-2-30, 60721-2-1 •
IEC: 62271-1 •
eVD4/P 17
Ur [kV] 17.5
fr [Hz] 50-60
Ir [A] 630
1250
16
16
20
20
25
25
31.5
31.5
—
—
16
16
20
20
Ik [kA]
25
25
31.5
31.5
—
—
40
40
50
50
Ip [kA]
63
63
80
80
—
—
•
[ms] 33 ... 60
[ms] 10 ... 15
[ms] 43 ... 75
[ms] 60 ... 80
628
503
662
150
[kg] 116
116
1VCD 000163
000163
[°C] - 5 ... + 40 (
2
)
1250
1250
—
—
—
—
—
—
—
—
40
40
—
—
—
—
—
—
—
—
40
40
—
—
—
—
—
—
—
—
100
100
•
•
691
691
653
853
641
642
210
275
174
176
000166
000167
Advertisement
Table of Contents
