Motor Protection Relay MPR D2

Overview

• Phase Failure, Unbalance, Phase sequence and overloading
• Auto / Manual Reset,
• Adjustable current trip settings,
• Selectable characteristics,
• 1CO / 2CO output relay

Specification

Supply Voltage

• System :100-120 / 220-240 / 380-440 V AC ±20%
• Auxillary :110/240/380/415 V AC 24 V AC/DC ±20%, 50 / 60 Hz

Ext. Input

• Ext. Input :From CTS

Output Contact

• Output Contact :1 CO (2 CO)

Trip Setting

• Phase to phase unbalance :50% of motor Current ±10%
• Under current (Dry running) :NA-
• Overload :Above 120% of set Current (IDMTL)
• UV/OV :NA

Trip Time Delay

• On phase failure :5.5 secs. ± 1.5 secs.
• For overloading :As per selectable inverse time Characteristics (2 secs. / 5 secs.) or 10 secs. or 15 secs. or 20 secs. (optional)
• UV/OV RP :NA

Resetting

• Resetting :Auto / Manual

Weight

• Weight :425 gms.

Dimensions (mm)

• Overall (L x W x D) :76 x 56.5 x 117.5
• Mounting (L x W) :67 x 46  / 35 mm rail Mounting