Siemens SENTRON 3VL series, System Manual

Page: 173 / 360

Technical data
12.9 Capacitor banks
3VL molded-case circuit breakers
System Manual, 03/2009, 110 0110 - 02 DS 01
173
12.9 Capacitor banks
Selection of the circuit breaker for protecting and switching capacitors
This table takes account of only a few typical applications and combinations. The appropriate
selection must be made for all other applications.
Table 12- 37 Selection examples for capacitor protection circuits
Upstream SENTRON VL circuit breaker Rated voltage
[50 Hz]
Q
c
capacitor bank
power [kvar]
Capacitor rated
current
x 1.5 = I
R
of the
SENTRON VL [A]
Type I
R
[A] I
i
[A]
15 56 VL160 50-63 600 230 V
30 113 VL160 100-125 1000
25 54 VL160 50-63 600
50 108 VL160 100-125 1000
400 V
100 216 VL250 200-250 2000
20 42 VL160 40-50 600 415 V
40 84 VL160 80-100 1000
25 42 VL160 40-50 600 525 V
50 84 VL160 80-100 1000