Appleton™ UPR Series 125 Amp Plugs and Sockets

UPR Series 125 Amp Plugs and Sockets are compact, lightweight, strong and corrosion resistant. They are used with portable or stationery electrical equipment in corrosive atmospheres and in Zone 1 and 2 and 21 and 22 installations. The UPR is designed with a mechanical interlock to insure disengagement cannot occur while energized. The same Ex plug used in hazardous locations can also be safely used with interlocking non-hazardous location receptacles.

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Features

  • Positive polarization: only ATX plugs of same style, number of poles and ampere rating may be used with these sockets.
  • Interlocked 3-pole or 4-pole Ex de disconnecting on-load switch, with auxiliary contact (max 2.5 mm2 capacity).
  • Plug is mechanically locked in socket when switch is ON.
  • Switch operating handle can be padlocked in OFF position (max 4 padlocks).
  • Plug cannot be inserted or removed unless switch is in OFF position.
  • Ambient temperature of -30 °C to +40 °C/+55 °C (-22 °F to +104 °F/+131 °F)

Specifications

Area Classification
Zone 1 and 2 - 21 and 22
Ambient Temperature
(-30 °C to +40 °C/+55 °C (-22 °F to +104 °F/+131 °F)
Voltage
380/415 Vac, 480/500 Vac, 440/460 Vac, 600/690 Vac
Number of Poles
3
Number of Wires
4, 5
Hertz
50/60 Hz
Materials and Finishes
Stainless steel wall socket polyamide plug

Documents & Drawings