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Isolator Switch Disconnector 1P 125A DIN Rail NH4 Chint

BRAND: CABAC
SKU: 398032
$33.00 List price: $44.00
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Chint NH4-125 switch disconnector features 1P 125A isolation to IEC/EN 60947-3 and DIN rail mount. Ideal for main switch and isolation duty.

Alternatively Known As: 1 Pole 125A Isolator Switch, DIN Rail Switch Disconnector, Main Isolation Switch

Technical Specifications
  • Product Type: Modular switch disconnector
  • Poles: 1P
  • Rated Current: 125A
  • Rated Operational Voltage: 240V AC
  • Rated Frequency: 50/60Hz
  • Rated Insulation Voltage: 500V AC
  • Rated Impulse Withstand Voltage: 4kV
  • Utilisation Category: AC-22A
  • Short-Time Withstand Current: 12 x Ie for 1 second
  • Making and Breaking Capacity: 3 x Ie at 1.05Ue, cos phi 0.65
  • Short-Circuit Making Capacity: 20 x Ie for 0.1 seconds
  • Degree of Protection: IP20
  • Mechanical Life: 8,500 operations
  • Electrical Life: 1,500 operations
  • Terminal Connection: Cable, pin-type busbar or U-type busbar
  • Maximum Cable Size: 50mm2
  • Terminal Tightening Torque: 2.5Nm
  • Mounting: TH35-7.5 DIN rail
  • Connection: Top or bottom wiring
  • Dimensions (H x L x W): 74mm x 86mm x 18mm
  • Weight: 0.15 kg
Key Features
  • Manual circuit isolation for safe maintenance and servicing
  • Suitable for use as a main switch in low-voltage distribution boards
  • Single-pole 125A configuration for 240V AC systems
  • Compact one-module DIN rail format
  • Suitable for infrequent control of lighting and low-power appliances
  • Designed for coordination with CHINT NB-series MCBs and RCBOs
  • Complies with the isolating function requirements when in the open position
Professional Installation Requirements
  • Installation and electrical connection must be performed by a licensed electrician in accordance with AS/NZS 3000, the manufacturer's instructions and applicable local requirements. This switch disconnector does not provide automatic overcurrent protection and must be used with suitable upstream protection.
Applications
  • Main isolation in residential switchboards
  • Commercial and industrial distribution boards
  • Isolation of feeders and final circuits during maintenance
  • Switching and isolation of lighting circuits
  • Low-voltage HVAC, plant and general-purpose electrical installations
Standards & Compliance
  • AS 60947.3:2018 for low-voltage switches, disconnectors and switch-disconnectors
  • IEC/EN 60947-3
Environmental Benefits
  • Long mechanical and electrical service life can reduce replacement frequency and product waste
  • Metal and thermoplastic components can be separated for recycling at end of service life
  • Supports safe maintenance and isolation of electrical systems, helping prevent avoidable equipment damage
  • CHINT provides a RoHS declaration for the NH4 switch disconnector family
Warranty Information

CHINT's general policy provides a 27-month warranty from the date of manufacture for other low-voltage apparatus sold through authorised channels, subject to contract terms and applicable Australian Consumer Law.

Available Now

Available through authorised CHINT distributors in Australia.

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