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4 Pin Plug 300A | 660V to 3300V | IP55 Rated | Quick Release by Ausproof

BRAND: Ausproof
SKU: RS1523
$1,482.30 List price: $1,841.00
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This 4 pin plug with a 300A current rating and voltage range of 660V to 3300V is ideal for mining and tunnelling applications. Built for hazardous environments, it features quick release and stainless steel construction for durability and easy maintenance.

Product Name/Title: PL 3300V 300A 4 Pin Plug (270) 50-C 50-55-G (241.3)

Brand: Ausproof

SKU: RS1523

Alternatively Known As: Ex-certified 4 Pin Plug, Mining Plug, Flameproof Plug, Heavy Duty Industrial Plug

Technical Specifications
  • Voltage Range: 660V to 3300V
  • Current Rating: 300A to 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: 9.0 kg
  • Dimensions (H x L x W): 250mm x 300mm x 200mm
  • Weight: 9.0 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 in Hazardous Areas
Environmental Benefits
  • Durable stainless steel construction reduces waste and extends product life.
  • Easy flameproof repair reduces need for full replacements, minimizing material waste.
Warranty Information

Warranty details available upon request from Ausproof.

Available Now

The Ausproof PL 3300V 300A 4 Pin Plug is available now for immediate purchase. Ideal for mining, tunnelling, and hazardous commercial applications.