High Current Plugs & Socket Outlets – Marechal PFQ4 400A 690V

Marechal PFQ4 high current plugs and socket outlets are heavy duty with current ratings of 400A. PFQ4 plug and socket outlets are automatically IP66/IP67 when connected and are suitable for use in…

CategoryATEX Plugs, Sockets & Connectors
  • Quoted to your quantity
  • Documentation on request
  • International delivery

Product Overview

Marechal PFQ4 high current plugs and socket outlets are heavy duty with current ratings of 400A. PFQ4 plug and socket outlets are automatically IP66/IP67 when connected and are suitable for use in quarries, tunnel boring machines, port cranes and mining equipment.

Marechal PFQ4 plugs have mechanical features such as pilot contacts designed to connect after and disconnect before the phase contacts, IK10 metal casing that is highly resistant to shock, electromagnetic interlocking mechanism, highly conductive silver butt-contacts and a safety shutter (IP4X/IPXXD socket outlet).

Marechal PFq4 Plug & Socket Outlet – Technical Specification

The PFQ4 is available in a wide range of voltages and polarity options for both female socket outlets and male inlet plugs:

  • 380-440 V 3P+E
  • 380-440 V 3P+N+E
  • 660-690 V 3P+E
  • 660-690 V 3P+N+E

A full range of boxes, sleeves, handles, adaptors and accessories can also be supplied. Marechal’s PF range of plugs and sockets are suitable for rated currents from 315A up to 600A and maximum voltages from 690V up to 1000V.

Technical Specifications

CategoryATEX Plugs, Sockets & Connectors
Rated Current (with wiring according to standard)400A
Maximum Voltage690V
IP Protection Lid ClosedIP66/IP67
IP Protection Connected PlugIP66/IP67
Shock ResistanceIK10
Ambient Temperature-40ºC to +60ºC
Flexible Wiring (Min-Max)95mm² – 185mm²
Stranded Wiring (Min-Max)95mm² – 185mm²
Keying Positions10
Auxiliary contacts (10A / 400 V)6
Pilot contacts (10 A / 400 V)2
SpecificationMarechal PFQ3Marechal PFQ4Marechal PFC4Marechal PFC5Marechal PFC6
Rated Current (ln)315 A400 A400 A500 A600 A
Umax690 V690 V1000 V1000 V1000 V
Auxiliary Contacts available66222
Pilots contacts22222
Keying Positions (To distinguish between different power supplies & applications)1010777
Ambient Temperature-40 °C to +60 °C for all PF
Voltage 50HzConnector PolarityMarechal Socket Outlet (Female) PFQ4 400A CurrentMarechal Inlet (Male) PFQ4 400A Current
380-440V3P+E47440134748013
380-440V3P+N+E47440174748017
660-690V3P+E47441934748193
660-690V3P+N+E47441974748197

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