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Home » Products » Minilec Motor Protection Relays » Minilec » Minilec Motor and Pump Protection Relays S2 CMR1

Minilec Motor and Pump Protection Relays S2 CMR1

Minilec Motor and Pump Protection Relays S2 CMR1
Minilec Motor and Pump Protection Relays S2 CMR1
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Product Code : S2 CMR1
Brand Name : Minilec
Product Description

Minilec Motor and Pump Protection Relays

 OVERVIEW :-


Phase Failure

Unbalance

Phase sequence

Overloading and dry running (Under current) Microcontroller based design

SMD technology

Auto/Manual Reset

Adjustable current trip settings

Selectable overload characteristics

2 CO output relay

TECHNICAL SPECIFICATION:-

Supply Voltage

System : 100-120/220-240/380-440V AC ± 20%, 48-63 Hz

Auxillary : 100-120/220-240VAC±20%, 24V DC+10%-15%

Output Relay Contact : 2 CO

Input : -

Trip Setting


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

Under current (Dry running) : 40% to 80% of set current

Overload : As per inverse time characteristics

UV/OV : N.A.

Trip Time Delay

On phase failure : 4 Sec ± 1 Sec (Fixed)

For overloading : As per Inverse Time Characteristics
2/5/10 Sec. (Selectable)

UV/OV RP : N.A.

Resetting : Auto / Manual

Approx Weight : 140 gms

Dimensions (mm)

Overall (L x W x D) : 90 x 35 x 60

Mounting (L x W) : 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

S2 CMR1 S2 CMR1

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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