Siemens 38-3AH3 38 kV - Appendix

Control voltages,
ANSI/IEEE C37.06
Close
coil
Trip
coil
Spring charging motor
Nominal Range Run
(Average)
1
Inrush
(Peak)
Charging
Close Trip A
1
A
1
A A Seconds
48 Vdc 36 - 56 28 - 56 11.4 11.4/30
3
8 25 10
125 Vdc 100 - 140 70 - 140 2.1 4.8/7.4
3
4 18 10
250 Vdc 200 - 280 140 - 280 2.1 4.2/9.6
3
2 10 10
120 Vac 104 - 127 ----
4
2.0 ----
2, 4
6 ----
4
10
240 Vac 208 - 254 ----
4
2.0 ----
2, 4
3 ----
4
10
Appendix
Table 8: Circuit breaker control data
Footnotes:
1.
Current at nominal voltage
2.
Capacitor trip
3.
Value preceding slash (/) is the current for
the standard trip coil with standard rating
interrupting time. Value following (/) is
current for optional trip coil with three-cycle
interrupting time.
4.
---- means this selection is not available.
Footnotes:
1.
Two contacts in series
2.
All switch contacts are non-convertible.
Type switch Continuous
current
Control circuit voltage
Non-inductive A 120 Vac 240 Vac 48 Vdc 125 Vdc 250 Vdc
Circuit breaker 10 10 5 10/30
1
9.6 4.8
TOC 15 15 10 0.5 0.5 0.2
MOC 20 15 10 10 10 5
Inductive
Circuit breaker 10 6 3 10 6 3
TOC 15 15 10 0.5 0.5 0.2
MOC 20 15 10 10 10 5
Table 9: Interrupting capacity auxiliary switch contacts
2
62