Appleton™ PN SWU320

ATX SWITCH 20A 3P

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Features

Flameproof. Ideal for installation in chemical and petrochemical plants, refineries and other process industries
Available up to 690 Volts, and up to 250 Amps
Padlockable handle in position "O"
3 or 4-pole switch mechanism
NO-NC" early break auxiliary contact
Two threaded cable entries at bottom and one at top (M20 to M63)
Supplied with 1 x M20 blanking plug and 1 x M8 earth stud

Specifications

ATEX and IECEx Certification and Compliances: Zone 1 and 2 - 21 and 22; Ex II 2 GD; IP66; IK10

Standard Materials and Finishes: Marine grade aluminum alloy box with gray paint and A2 stainless steel captive screws

Main contact termination: Up to 85 mm² (0.2868 in²)

Auxiliary contact termination: 2.5 mm² (0.004 in²)

CF2D Temperature Class: T6 for Ta ≤ +40 °C (+104 °F); T5 for +40 °C (+104 °F) < Ta ≤+55 °C (+131 °F)

CF2D Surface Temperature: T95 °C (T203 °F)

CF2D Ambient Temperature: -40 °C to +55 °C (-40 °F to +131 °F)

CF Temperature Class: T6

CF Surface Temperature: T80 °C (T176 °F)

CF Ambient Temperature: -40 °C to +55 °C (-40 °F to +131 °F); CF10B is -20 °C to +55 °C (-4 °F to +131 °F)

Options: Visible break assembly including a window to view power connection (only for 100 A to 160 A versions). See catalog pages for details

Documents & Drawings