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Minilec Motor and Pump Protection Relays

Minilec Motor and Pump Protection Relays
Minilec Motor and Pump Protection Relays
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Product Code : D2 MPR2
Brand Name : JAIN ELECTRICALS & ENGINEERS
Product Description

Minilec Motor and Pump Protection Relays

 OVERVIEW :-


Sensing both voltage and current signals

Phase Failure

Unbalance

Phase sequence

Under over voltage

Overloading and dry running

Manual Reset

Delayed auto reset

Fixed trip settings

Fixed overload characteristics

2CO output relay

TECHNICAL SPECIFICATION:- 

 

Supply Voltage

System : 380-440V AC ± 20%, 48-63 Hz

Auxillary : 220-240 ± 20% VAC

Output Relay Contact : 2 CO

Input : -

Trip Setting


Phase to phase unbalance : 50% of Motor Current (Fixed)

Under current (Dry running) : 50% of set current (Fixed)

Overload : As per inverse time characteristics

UV/OV : UV = -20% (Fixed) OV = +20% (Fixed)

Trip Time Delay

On phase failure : 4 Sec ± 1%

For overloading : As per Inverse Time Characteristics
2 Sec. (Fixed)

UV/OV RP : For UV/OV - 4 Sec ± 1 Sec for RP - Instant

Resetting : Delayed Auto

Approx Weight : 400 gms

Dimensions (mm)

Overall (L x W x D) : 76 x 56.5 x 117.5

Mounting (L x W) : 67 x 46 alt / 35 mm Rail Mounting

Note:

Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)

Selection Chart For CTS Times full Load Current
S2 CTS1 S2 CTS1

CONNECTION DIAGRAM:-

 

Timing/ Relay logic Diagram

Electrical Connection Diagram

D2 MPR2 D2 MPR2

Relay contact position shown in 'Power off' condition

APPLICATION :-

Suitable for Panels in Following Apllications:


Air -Conditioning & Refrigeration Machines

Screw Compressors

Lift , Elevators, Hoist & Cranes

Crusher Motors , Mining M/c

End Users

 


JAIN ELECTRICALS & ENGINEERS
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