Modular units
Modular units
Modular units
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61004N<br />
Generalities Field of application<br />
Unit defi nitions<br />
Below is the list of SM6 <strong>units</strong> used in MV/LV<br />
transformer substations and industrial distribution<br />
substations:<br />
b IM, IMC, IMB switch<br />
b PM fused switch<br />
b QM, QMC, QMB fuse-switch combination<br />
b CRM, CVM contactor and contactor with fuses<br />
b DM1-A, DM1-D, DM1-S single-isolation<br />
disconnectable SF6 type circuit breaker<br />
b DMV-A, DMV-D, DMV-S single-isolation<br />
vacuum type circuit breaker frontal<br />
b DMVL-A, DMVL-D single-isolation disconnectable<br />
vacuum type circuit breaker lateral<br />
b DM1-W, DM1-Z withdrawable single-isolation<br />
SF6 type circuit breaker<br />
b DM2 double-isolation disconnectable SF6 type<br />
circuit breaker<br />
b DM2-W withdrawable double-isolation SF6 type<br />
circuit breaker only for 36 kV<br />
b CM, CM2 voltage transformers<br />
b GBC-A, GBC-B current and/or voltage measurements<br />
b NSM-cables for main incoming and standby<br />
b NSM-busbars for main incoming and cables<br />
for standby<br />
b GIM intermediate bus unit<br />
b GEM extension unit<br />
b GBM connection unit<br />
b GAM2, GAM incoming cable connection unit<br />
b SM disconnector<br />
b TM MV/LV transformer unit for auxiliaries<br />
b Other <strong>units</strong>, consult us<br />
b Special function EMB busbar earthing only for 24 kV.<br />
AMTED398078EN.indd<br />
DE59200EN<br />
Industrial distribution substations<br />
HV/MV substation<br />
Distribution switchboard<br />
DM1-A GBC-B QM QM IM IM IMB GBM QM DM1-S<br />
Incoming<br />
line<br />
MV/LV transformer substations<br />
QM NSM-busbarsGBM SM TM<br />
NSM-cablesQM CRM CRM DM1-W<br />
Standby<br />
generator source<br />
Distribution switchboard<br />
QM QM<br />
Incoming<br />
line<br />
GBC-B<br />
IM IMB GBM IM<br />
ATS: Automatic Transfer System<br />
Incoming<br />
line<br />
GBC-B<br />
ATS<br />
Standby<br />
source<br />
DM1-S DM1-S<br />
GBC-B<br />
ATS<br />
DM1-A<br />
Incoming<br />
line<br />
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