CM-EFS.2P

Name: CM-EFS.2P
Brand: ABB
SKU: CM-EFS.2P

The ABB CM-EFS.2P is a single-phase voltage monitoring relay that provides over and undervoltage protection. It features clear LED indicators and DIN rail mounting, making it suitable for various industrial applications.

Product ModelCM-EFS.2P

Material Number1SVR740750R0400

Product ID86828

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Over and Undervoltage ProtectionThe CM-EFS.2P offers robust protection against over and undervoltage conditions, ensuring the stability and longevity of your electrical systems.
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2. Clear LED IndicatorsThe relay features clear LED indicators that provide immediate visual feedback on voltage status, making it easy to monitor and manage your system.
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3. DIN Rail MountingDesigned for easy installation, the CM-EFS.2P can be mounted on DIN rails, saving space and enhancing flexibility in your electrical distribution setup.
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4. Single-Phase OperationIdeal for single-phase applications, this relay is versatile and can be used in a variety of industrial settings where precise voltage monitoring is required.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

22.5 mm

Product Net Height

85.6 mm

Product Net Depth / Length

103.7 mm

Product Net Weight

0.146 kg

Function

Over- and undervoltage monitoring

Measuring Range

3 ... 30 V 6 ... 60 V 30 ... 300 V 60 ... 600 V

5. Compact and Efficient DesignThe compact design of the CM-EFS.2P ensures efficient use of space while maintaining high performance, making it a reliable choice for modern electrical systems.

Time Range

0 s or 0.1 ... 30 s tripping delay (ON or OFF)

Rated Control Supply Voltage (Us)

24 ... 240 V AC/DC

Output

2 x 1 c/o or 1 x 2 c/o contacts; operating principle selectable

Terminal Type

Screwless Terminals

Rated Operational Current AC-12 (Ie)

(230 V) 4 A

Rated Operational Current AC-15 (Ie)

(230 V) 3 A

Rated Operational Current DC-12 (Ie)

(24 V) 4 A

Rated Operational Current DC-13 (Ie)

(24 V) 2 A

Minimum Switching Capacity

24 V 10 mA

Rated Impulse Withstand Voltage (Uimp)

Measuring Circuit / Output Circuit 6 kV Output Circuit 1 / Output Circuit 2 4 kV Supply Circuit / Measuring Circuit 6 kV Supply Circuit / Output Circuit 4 kV

Rated Insulation Voltage (Ui)

Measuring Circuit / Output Circuit 600 V Output Circuit 1 / Output Circuit 2 250 V Supply Circuit / Measuring Circuit 600 V Supply Circuit / Output Circuit 250 V

Degree of Protection

Housing IP50 Terminals IP20

Overvoltage Category

III

Pollution Degree

Short-Circuit Protective Devices

Output Circuit NC - F Type Fuses 6 A Output Circuit NO - F Type Fuses 10 A

Electrical Durability

AC-12 100000 cycle

Mechanical Durability

30000000 cycle

Connecting Capacity

Flexible with Ferrule 2x 0.5 ... 1.5 mmÂ² Flexible with Insulated Ferrule 2x 0.5 ... 1.5 mmÂ² Flexible 2x 0.5 ... 1.5 mmÂ² Rigid 2x 0.5 ... 1.5 mmÂ²

Wire Stripping Length

8 mm

Mounting Position

1 ... 6

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Standards

CAN/CSA C22.2 No.14 IEC/EN 63000 IEC/EN 60255-27 IEC/EN 61000-6-2 IEC/EN 61000-6-3 UL 508

Maximum Operating Voltage UL/CSA

Output Circuit 300 V AC

Contact Rating UL/CSA

B300

Connecting Capacity UL/CSA

Flexible 2x 18-16 AWG Rigid 2x 20-16 AWG

Pilot Duty UL/CSA

B300

Flammability According to UL94

V-0

Ambient Air Temperature

Operation -20 ... +60 Â°C Storage -40 ... +85 Â°C

Maximum Operating Altitude Permissible

Without Derating 2000 m

Object Classification Code

ETIM 7

EC001438 - Voltage monitoring relay

ETIM 8

EC001438 - Voltage monitoring relay

ETIM 9

EC001438 - Voltage monitoring relay

eClass

V11.0 : 27371801

UNSPSC

39122332

E-Number (Finland)

2712239

E-Number (Norway)

4188093

E-Number (Sweden)

3860639

Manufacturer ID

1SVR740750R0400