Wanlida Protection Relays

Product list of relay protection and monitoring system

Microcomputer protection and monitoring devices

Device type

Model

Remarks

MGPR series microcomputer generator protection equipment

MGPR-610H

Microcomputer generator difference protector

MGPR-620H

Microcomputer generator backup integrated protection and monitoring device

MGPR-650H

Microcomputer generator ground protector

MTPR series microcomputer transformer protection equipment

MTPR-6110H

Microcomputer transformer difference protector

MTPR-6110H-B

Microcomputer transformer backup  protection for neutral grounded side

MTPR-635H-B

 Microcomputer transformer backup  protection for neutral not-grounded side

MTPR-13CY

Microcomputer station (shop) transformer protection and monitoring device

MTPR-310Hb-2 (3)

2-phase (3) microcomputer station (shop) transformer integrated protection and monitoring device

MTPR-310Hb-2X

2-phase station (shop) transformer integrated protection, with 4~20mA output

MTPR-310Hb-3X

3-phase station (shop) transformer integrated protection, with 4~20mA output

MLPR series microcomputer line protector

MLPR-6110H-F

Microcomputer line optical fiber longitudinal difference protector

MLPR-13CY

Microcomputer line protector

MLPR-310Hb-2 (3)

2-phase (3) microcomputer line integrated monitoring protector

MLPR-350Hb-2 (3)

2-phase (3) microcomputer line integrated monitoring protector

 (The neutral is grounded via resistance)

MMPR series microcomputer motor (difference) protector

MMPR-13CY

Microcomputer motor protector

MMPR-310Hb-2 (3)

2-phase (3) microcomputer motor integrated protection and monitoring device

MMPR-310Hb-2X

2-phase microcomputer motor integrated protection, with 4~20mA output

MMPR-310Hb-3X

3-phase microcomputer motor integrated protection, with 4~20mA output

MMPR-23CY

Microcomputer motor difference protector

MMPR-320Hb-2 (3)

2-phase (3) microcomputer motor difference protector

MMPR-330Hb-2 (3)

2-phase (3) microcomputer synchronous motor integrated protection and monitoring device

MMPR-330Hb-2X

2-phase microcomputer synchronous motor integrated protection, with 4~20mA output

MMPR-330Hb-3X

3-phase microcomputer synchronous motor integrated protection, with 4~20mA output

MCPR microcomputer capacitor protector

MCPR-310Hb-2 (3)

2-phase (3) microcomputer capacitor integrated protection and monitoring device

MRPR microcomputer reactor protector

MRPR-310Hb-2 (3)

2-phase (3) microcomputer reactor integrated protection and monitoring device

MFPR microcomputer filter protector

MFPR-310Hb-2 (3)

2-phase (3) microcomputer filter integrated protection and monitoring device

Microcomputer automatic devices

Device type

Model

Remarks

MBZT series microcomputer backup power supply automatic switch-on and reset device

MBZT-310Hb

Microcomputer bus backup power supply automatic switch-on and reset device

MBZT-320Hb

Microcomputer line backup power supply automatic switch-on and reset device

MBZT-330Hb

MBKQ microcomputer backup power supply quick switching device

MBKQ-510D

Microcomputer backup power supply quick switching device

MQSD microcomputer automatic quasi-synchronization device

MQSD-510H

Microcomputer automatic quasi-synchronization device

MVQC microcomputer voltage reactive adjustment device

MVQC-5110D

Microcomputer voltage and reactive power adjustment controller

380~1200V low voltage protection and monitoring devices

Motor integrated management unit

MMPR-300N

Low-voltage motor integrated management unit

MMPR-301N

MMPR-310N

Low-voltage motor integrated management unit (directly measurable current)

MMPR-310Q

Feeder integrated management unit

MLPR-300N

Low-voltage feeder integrated management unit

MLPR-301N

Integrated monitoring management unit

MMCU-301N

Low-voltage monitoring integrated management unit