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Protection units

Protection units

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CZAZ-NT
Feeder Bay Controller for MV Power Grid
CZAZ-SZ
Busbar differential protection system
CZAZ-U
Digital protection and control relay for MV power network
CZAZ-UM/UM+
Digital protection and control relay for MV asynchronous and synchronous motor
mZAZ PLUS
Digital protection relay for MV power network
CZAZ-SN
Family of MV protection relays
RET-410A
Voltage, „window-mode” relay
CZAZ-RL
Digital protection relay for HV power line
CZAZ-RR
HV switchgear protection relay
mZAZ-GR
Low power generator protection relay
mZAZ-I
Versatile overcurrent protection relay
mZAZ-Io
Ground fault protection relay
RIoK-442
Ground fault protection relay
CZAZ-TH
HV/MV transformer digital protection relay
CZAZ-GT
Digital protection unit dedicated for large power generators and power units
CZAZ-GTM/G
Digital protection set dedicated to low power generator-transformer or generator unit
mZAZ-U
Versatile voltage protection
mZAZ-T
MV/LV transformer protection relay
mZAZ-L
MV power line protection
mZAZ-M
Motor protection
mZAZ-PR
Digital protection relay for measuring bay
mZAZ-Pz
Reverse power protection relay
mZAZ-DC
DC network protection relay
RET-430A
Voltage relay
RET-412A
Voltage relay
RET-425
Voltage, time-delayed relay
RET-325/REt-350
Voltage relays
ODR-2WA
Overcurrent backup protection relay
RIT-400A
Two-stages current relay
RIT-430A
Current, time-delayed relay
RIT-433A
Overcurrent relay
RIoT-400
Ground overcurrent relay
RITz-421
Overcurrent and ground overcurrent protection relay
RITz-430
Current relay
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