Specifications

Product Type

Thermister Motor Protection Relay

Brand

ABB

Series

Function 1 sensor circuit Auto, manual or remote reset Short-circuit detection ATEX approved Dynamic interrupted wire detection Non-volatile fault storage	Rated Control Supply Voltage (Us) 24V to 240V AC/DC	Rated Insulation Voltage (Ui) Measuring Circuit / Output Circuit 300 VOutput Circuit 1 / Output Circuit 2 300 VSupply Circuit / Measuring Circuit 300 VSupply Circuit / Output Circuit 300V
Rated Operational Current AC-15 (Ie) (230V) 3A	Output Type 1 N/O, 1 N/C Contact	Rated Frequency 15Hz to 400Hz
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 10 A Output Circuit NO-F Type Fuses 10 A
Electrical Life AC-12 100000 cycle	Mechanical Life Nr. Operations 30000000 cycle

Conductor Cross Section Flexible

Flexible 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

Depth 103.7mm	Height 85.6mm	Weight 0.128kg
Width 22.5mm

Storage Temperature

-40°C to 85°C

Operating Temperature

-25°C to 60°C

IP Rating

IP50

Standards and Approvals

IEC 60364IEC/EN 61643UL

ABB CM-MSS.31S Thermister Motor Protection Relay PTC TypeA 24-240VAC/DC 1NO+1NC 15-400Hz