Specifications

General

Product Type

Voltage Monitoring Relay

Brand

ABB

Series

Electrical

Function Over- or undervoltage monitoring	Rated Control Supply Voltage (Us) 220V to 240V AC	Rated Insulation Voltage (Ui) Measuring Circuit / Output Circuit 600 VOutput Circuit 1 / Output Circuit 2 250 VSupply Circuit / Measuring Circuit 600 VSupply Circuit / Output Circuit 250V
Rated Operational Current AC-15 (Ie) (230V) 3A	Measuring Range 3 ... 30 V6 ... 60 V30 ... 300 V60 ... 600 V	Output Type 1 C/O (SPDT) Contact
Terminal Type Screw Terminals	Rated Operational Current AC-12 (Ie) (230V) 4A	Rated Operational Current DC-12 (Ie) (24V) 4A
Rated Operational Current DC-13 (Ie) (24V) 2A	Minimum Switching Capacity 24 V10 mA	Short-Circuit Protective Devices Output Circuit NC-F Type Fuses 6 A Output Circuit NO-F Type Fuses 10 A
Electrical Life AC-12 100000 cycle	Mechanical Life Nr. Operations 30000000 cycle

Mechanical

Conductor Cross Section Flexible

Flexible with Ferrule 1x 0.5 ... 2.5 mm²Flexible with Ferrule 2x 0.5 ... 1.5 mm²Flexible with Insulated Ferrule 1x 0.5 ... 2.5 mm²Flexible with Insulated Ferrule 2x 0.5 ... 1.5 mm²Flexible 1x 0.5 ... 2.5 mm²Flexible 2x 0.5 ... 1.5mm²

Conductor Cross Section Solid Core

Rigid 1x 0.5 ... 4 mm²Rigid 2x 0.5 ... 2.5mm²

Dimensions & Physical Data

Depth 103.7mm	Height 85.6mm	Weight 0.164kg
Width 22.5mm

Environmental

Storage Temperature

-40°C to 85°C

Operating Temperature

-20°C to 60°C

IP Rating

IP50

Safety, Standards & Compliance

Standards and Approvals

IEC 60364IEC/EN 61643UL

ABB CM-ESS.1SVoltage Monitoring Relay 3-30V 6-60V 30-300V 60-600V 24-240VAC/DC 1CO SPDT 4A

Product Code: CM-ESS.1S

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