SM2X1211 Lovato side mount auxiliary contact 1no+1nc

Why Choose the SM2X1211?

The Lovato SM2X1211 add-on auxiliary contact delivers reliable side-mount signalling with a 1NO + 1NC configuration for the SM2R... and SM3R... ranges. With product type designation SM2X, the SM2X1211 accessory integrates cleanly into existing assemblies while maintaining a compact 40 g footprint. Rated insulation voltage is 690 V with 4 kV impulse withstand, supporting robust performance in demanding industrial control applications.

Engineered for longevity, this accessory offers 100000 mechanical life cycles and operates reliably from -20 to +70 °C, with storage from -50 to +80 °C and use up to 3000 m altitude. It meets IEC/EN 60947-1 and 60947-5-1, plus UL508 and CSA C22.2 n° 14, and features specified terminal tightening torque of 1 to 1 Nm for secure connections.

Key Benefits

• Side-mount 1NO + 1NC for versatile auxiliary signalling on SM2R... and SM3R....
• High 690 V rated insulation voltage for dependable isolation per IEC/EN.
• 4 kV impulse withstand voltage enhances resilience to transient surges.
• Long mechanical life of 100000 cycles for reduced maintenance.
• Wide operating temperature range from -20 to +70 °C.
• Lightweight 40 g design minimises added mass on assemblies.
• Certified to IEC/EN 60947-1, 60947-5-1, UL508 and CSA standards.
• Suitable for installations up to 3000 m altitude.

Technical Specification

• Product type designation: SM2X
• Rated insulation voltage Ui (IEC/EN): 690 V
• Rated impulse withstand voltage Uimp: 4 kV
• Terminal tightening torque: 1 to 1 Nm
• Weight: 40 g
• Mechanical life: 100000 cycles
• Operating temperature: -20 to +70 °C
• Storage temperature: -50 to +80 °C
• Max altitude: 3000 m

What’s Included

• SM2X1211 side-mount add-on auxiliary contact module (1NO + 1NC)
• Basic installation leaflet from the manufacturer
• Original manufacturer packaging

Applications

• Auxiliary contact addition for SM2R... and SM3R... devices
• Panels requiring 1NO + 1NC side-mount signalling
• Installations operating from -20 to +70 °C and up to 3000 m
• Projects requiring compliance with IEC/EN 60947-1/5-1, UL508 and CSA

Safety note: Install and commission only by qualified personnel. Follow the stated tightening torque, voltage and environmental limits, and isolate power before installation or maintenance.