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4P Quick Release Receptacle | 660V | 425A Current Rating | IP55 Protection by Ausproof

BRAND: Ausproof
SKU: RS1442QR
$1,971.80 List price: $2,448.90
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This 4P quick release receptacle operates at 660V with a 425A current rating, making it ideal for mining and hazardous environments. Built for durability with stainless steel construction and IP55 ingress protection, it ensures reliable performance in tough conditions.

Product Name/Title: PL QR 660V 425A 4P Receptacle (180) 50-C

Brand: Ausproof

SKU: RS1442QR

Alternatively Known As: PL Range Quick Release Receptacle, Ex-certified 4 Pin Receptacle, Mining Grade Electrical Receptacle, Flameproof Electrical Connector

Technical Specifications
  • Voltage Range: 660V to 3300V
  • Current Rating: 425A
  • Material: Stainless Steel
  • Ingress Protection: IP55
  • Through Fault Current (Phase): 2 tests of 25.0kA for 0.2 seconds
  • Through Fault Current (Earth): 2 tests of 8.0kA for 0.2 seconds
  • AC HV Withstand (Phase): 8.6kV for one minute
  • AC HV Withstand (Pilot): 1.0kV for one minute
  • Temperature Rise: Rated for 300A and 425A
  • Plug Weight: 9.0 kg
  • Dimensions (H x L x W): 180mm x 180mm x 180mm
  • Weight: 10.7 kg
Key Features
  • Quick Release
  • Single piece contacts to prevent hot joints
  • Easy termination
  • Easy flameproof repair
  • Full solid earth connectivity throughout product
  • Full phase to phase segregation with earth
  • Lightest Ex product on the market
  • Silicone Protection Cover
  • Stainless steel Hanging Plate for Back-to-Back (B2B) receptacles
Professional Installation Requirements
  • Installation must be performed by a qualified electrician experienced with Ex-certified equipment and hazardous area installations.
Applications
  • Mining
  • Tunnelling
  • Commercial applications
  • Group 1 hazardous environments
Standards & Compliance
  • Complies with AS/NZS 1299 – Electrical Equipment for Explosive Atmospheres
Environmental Benefits
  • Durable stainless steel construction reduces need for frequent replacements.
  • Easy on-site repair reduces waste and environmental impact.
Warranty Information

Warranty details available upon request from Ausproof; typically includes coverage against manufacturing defects.

Available Now

The Ausproof PL QR 660V 425A 4P Receptacle is available for immediate purchase, ideal for mining, tunnelling, and hazardous commercial applications.