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(1)Rated uninterrupted
currents guaranteed
with withdrawable cir-
cuit-breaker installed in
UniGear
ZS1
type
switchgear with air tem-
perature of 40 °C.
18
8.2. General characteristics of circuit-breakers for UniGear type ZS1 switchgear
and PowerCube modules
Fig. 11b
Circuit-breaker
Standards
Rated voltage
Rated insulation voltage
Withstand voltage at 50 Hz
Impulse withstand voltage
Rated frequency
Rated normal current (40 °C)
Rated breaking capacity
(rated symmetrical short-circuit current)
Rated short-time withstand current (3 s)
Making capacity
Operation sequence
Opening time
Arcing time
Total interruption time
Closing time
Mechanical operations (cycles)
Electrical operations (cycles)
Maximum overall dimensions
Pole centre distance
Bottom/top terminal distance
Weight
Consumption on stand-by
Consumption after a self-closing cycle
Standardised table of dimensions
Operating temperature
Electromagnetic compatibility
IEC 60694 - 62271-100
CEI 17-1 (Fasc. 1375)
Ur [kV]
Us [kV]
Ud (1 min) [kV]
Up [kV]
fr [Hz]
(1) Ir [A]
Isc [kA]
Ik [kA]
Ip [kA]
[O-0,3s-CO-15s-CO]
Actuator
Interrupters
At rated current
Under short-circuit [No.]
I I
H [mm]
L [mm]
A
P [mm]
H
I [mm]
L
P
A [mm]
IEC 61000
IEC 60255
eVM1/P 12
eVM1/P 17
12
17
12
17
28
38
75
95
50-60
50-60
630
1250
630
16
16
16
20
20
20
25
25
25
31,5
31,5
31,5
16
16
16
20
20
20
25
25
25
31,5
31,5
31,5
40
40
40
50
50
50
63
63
63
80
80
80
33
33
[ms]
[ms]
10...15
10...15
[ms]
43...48
43...48
[ms]
50
50
... 100.000
... 100.000
[No.]
... 30.000
... 30.000
[No.]
[No.]
... 30.000
... 30.000
... 100
... 100
628
628
628
503
503
503
662
662
662
150
150
150
205
205
205
[kg]
126 ... 137
126 ... 137
[W]
< 15
< 15
< 110
< 110
[W]
[°C]
– 5 ... + 40
– 5 ... + 40
1250
16
20
25
31,5
16
20
25
31,5
40
50
63
80
628
503
662
150
205
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