NCH8-2502 Modular Contactor

Key Specifications & Breakdown

• Model Decoding:
  • NCH8: CHINT series code for modular, hum-free household/industrial contactors.
  • 25: Rated operational current of 25 Amperes (\(I_{e}\)).
  • 02: Contact configuration consisting of 2 Normally Closed (2NC) poles. 
• Electrical Compliance: Built to meet internationalafety and manufacturing standards. 
• Utilization Categories: Optimised for AC-1, AC-3, AC-7a, and AC-7b loads. 
• Coil Control Voltages (\(U_{s}\)): Depending on the exact sub-variant purchased, the internal activation coil operates on either 220V/230V AC or 24V AC. 

Design & Operation Features

• Silent Performance: Engineered specifically for household automation panel boards; it features a noise-repressed magnetic circuit that eliminates standard AC coil hum or buzz. 
• DIN Rail Mounting: Features a standardized, compact 18 mm width form factor designed to snap directly onto a 35mm standard DIN rail. 
• Long Lifespan: Rated for a physical durability of up to 3 million mechanical operations and over 100,000 electrical operations under load. 
• Environmental Safety: Features an IP20 ingress protection level to shield internal contacts from dust fingers.