CNH20 - 2NO AUX CONTACT

Why Choose the CNH20?

Lovato CNH20 auxiliary contact is a compact industrial accessory designed to add two normally open circuits to compatible Lovato CN contactors. As SKU CNH20, this 0.5 DIN module accessory integrates with CN25…, CN3210…, CN3201…, CN40… and CN63… ranges, delivering dependable auxiliary switching for control and signalling. Built for panel builders and OEMs, it extends functionality without compromising space or simplicity.

Engineered for longevity and compliance, the CNH20 offers a 6 A Ith with 500 V rated insulation voltage and 4 kV impulse withstand. It achieves 3,000,000 mechanical cycles and performs from -5 to 55 °C, up to 2000 m altitude, Pollution degree 3. Terminal screws accept up to 0.8 Nm torque. Certified to IEC/EN 60947 series and IEC/EN 61095, this accessory delivers reliable auxiliary control in demanding environments.

Key Benefits

• Provides two NO auxiliary contacts for signalling and control expansion.
• Compatible with Lovato CN25… to CN63… contactor ranges.
• Compact 0.5 DIN module width to optimise panel space.
• Robust 6 A Ith rating for versatile control circuits.
• Ui 500 V and Uimp 4 kV for strong insulation performance.
• Long mechanical life of 3,000,000 cycles to reduce downtime.
• Complies with IEC/EN 60947 standards for assured reliability.

Technical Specification

• Product type designation: CN
• Ith (IEC): 6 A
• Rated insulation voltage Ui (IEC/EN): 500 V
• Rated impulse withstand voltage Uimp: 4 kV
• Mechanical life: 3000000 cycles
• Operating temperature: -5 to 55 °C
• Storage temperature: -30 to 80 °C
• Max altitude: 2000 m
• Terminal tightening torque (max): 0.8 Nm
• Weight: 44 g
• Pollution degree: 3

What’s Included

• CNH20 auxiliary contact module (2NO)
• Quick reference installation guide
• Manufacturer’s product documentation

Applications

• Adding two NO auxiliary circuits to compatible Lovato CN contactors
• Status signalling within control panels and switchgear
• Interlocking and logic functions in industrial control schemes
• Expanding control and monitoring points on machinery

Safety note: Installation and wiring should be performed by qualified personnel with power isolated. Observe specified ratings, tightening torque and environmental limits per the stated IEC/EN standards.