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ALSTOM MVAW11B1AB0513A Digital protective relay

ALSTOM MVAW11B1AB0513A is a medium voltage circuit breaker designed with efficient design concepts and advanced structures to provide high reliability and high-performance medium voltage power distribution and protection. It is suitable for the distribution and protection needs of medium voltage power sources in various industrial and commercial applications. Inventory in stock, please contact the following methods

Tag：ALSTOM MVAW11B1AB0513A

ALSTOM MVAW11B1AB0513A Digital protective relay

Electrical characteristics
Rated voltage: 12kV AC ± 20% Rated current: 5A (CT secondary side) Frequency: 50/60Hz Adaptive
Protection function
Three stage directional overcurrent protection (including instantaneous/timed/inverse time limit)
Ground fault protection (zero sequence current sensitive section)
Voltage protection (overvoltage/undervoltage/voltage imbalance)
Motor specific protection (starting timeout/locked rotor/thermal overload model)
Measurement accuracy
Current/Voltage: ± 0.5%
Active power: ± 1% Energy metering: Class 1
Communication interface: 2 x RS485 Modbus RTU, 1 x Ethernet port (IEC 61850 MMS/GOOSE), optional fiber module (model suffix with/FO)
Environmental tolerance
Working temperature: -25 ℃~+70 ℃
Protection level: IP52 (panel)/IP20 (terminal)
Seismic resistance: IEC 60255-21-3 Class 2