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Contact Pin & Insulation Set 4P 25mm² | 660V to 3300V | IP55 Rated | Quick Release by Ausproof

BRAND: Ausproof
SKU: RS1990
$270.90 List price: $336.40
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Contact pin and insulation set with a voltage range of 660V to 3300V and IP55 rating—ideal for mining and tunnelling applications. Built for hazardous environments, featuring quick release and durable stainless steel construction for reliable performance.

Product Name/Title: PL 19 \ 78 Contact Pin & Insul Set 4P 25 mm^2

Brand: Ausproof

SKU: RS1990

Alternatively Known As: PL Range Contact Pin Set, Ex Certified Contact Pin Set, Flameproof Contact Pin 4P 25mm²

Technical Specifications
  • Voltage Range: 660V to 3300V
  • Current Ratings: 300A and 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
  • Weight: 10.7 kg (Receptacle), 9.0 kg (Plug)
  • Dimensions (H x L x W): 150mm x 300mm x 150mm
  • 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
  • Professional installation by qualified personnel trained in hazardous area electrical equipment is required to ensure safety and compliance.
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.
  • Flameproof repairability reduces waste by allowing on-site repairs without full replacement.
Warranty Information

Standard manufacturer warranty applies. Please contact Ausproof for detailed warranty terms.

Available Now

The Ausproof PL 19 \ 78 Contact Pin & Insul Set 4P 25 mm² is available now for immediate purchase. Ideal for mining, tunnelling, and hazardous commercial applications.