RM-FVA 3 Phase Monitoring Relay V-I-F 63A 3NO DIN Rai

RM-FVA 3 Phase Monitoring Relay

V-I-F 63A 3NO DIN Rai

Three phase voltage protector is designed to protect electrical device in three phase systems against the unacceptable voltage fluctuations and unallowable current.

Feautures of Phase Monitoring Rail 

• Microcontroller based
• Double 3 digit display for operating voltage value
• Protect electrical device against overvoltage and undervoltage
• Reset/start delay adjustable(5~600s)
• Voltage measurement accuracy ≤1%
• Parameters setting by keys
• LEDs indication for overvoltage and undervoltage faults
• Space needed : 3 Module, DIN Rail mounting

Features

Rated supply voltage: AC 220V

Operation voltage range: AC 50V~400V

Rated frequency: 50/60Hz

Overvoltage(U>)setting range: 220~300V

Undervoltage(U<) setting range: 120~210V

Hysteresis: 2%

Reset/start delay: Ts: 5s~600s

Overcurrent faults trip delay range: Ta: 5s~600s

Overvoltage（U>) trip delay: <0.1s

Undervoltage（U<） trip delay: ≥120V:0.5s,<120V: 0.1 s

Overcurrent（l>) trip delay: ln<lr *<80A: Ta; Ir *≥lmax:≤0.1s

Voltage measurement accuracy: 1%(over the whole range)

Rated insulation voltage: 400V

Output contact: 1NO

Protection degree: IP20 

The set contents

1x RM-FVA 3 Phase Monitoring Relay V-I-F 63A 3NO DIN Rai