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Products I Motor / Pump Protection Relays I D2 MPR2



D2 MPR2
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
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
Timing/ Relay logic Diagram

Electrical Connection Diagram

D2 MPR2 D2 MPR2

Relay contact position shown in 'Power off' condition
Suitable for Panels in Following Apllications:
Air -Conditioning & Refrigeration Machines
Screw Compressors
Lift , Elevators, Hoist & Cranes
Crusher Motors , Mining M/c
End Users
 
 
 
 



MODELS

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