Zone 1 Zone 2 Switches ATEX | Ex de Hazardous Area Switch | ATX SWE

Appleton ATX

Appleton ATX SWE Series

Hazardous Area Switches

Product Category: Switches | ATEX Certified | Zone 1 & Zone 2 Hazardous Areas

Increased safety ATX SWE Series 16 and 20 Amp switches, circuit breakers, and “break glass” call points manufactured by Appleton ATX are designed to prevent operation in explosive atmospheres during connect and disconnect operation of lighting and light power loads. These switches are ideal for use in hazardous areas where ignitable vapors, gases or highly combustible dusts are present.

♦ See our complete range of ATEX Plugs for hazardous area electrical power distribution at low voltage – this includes flameproof plugs according to the Ex d Explosion Protection concept.

Typical Hazardous Area Applications

Chemical Plants
Petrochemical Plants
Refineries
Other Process Industries

The 16 Amp SWE switches feature two bottom M20 clearance holes and the switch mechanism is fixed at the bottom of the box. This 16 Amp version is also supplied with one white self-adhesive laminated plastic label with black lettering measuring 58 mm x 18 mm (2.28″ x 0.71″).

The 20 Amp switch version has two M20 threaded entries on the bottom of the box and the switch mechanism is also fixed on the bottom of the box – the hazardous area switches also feature a padlockable handle in position 0 using up to four padlocks. The maximum handle diameter is 8 mm (0.315″”””) and minimum 15 mm (0.59″”””) length. Supplied with one yellow self-adhesive laminated plastic label with black lettering measuring 65 mm x 18 mm (2.56” x 0.71”).

SWITCHES

Specifications

Hazardous Area Classification: Zone 1 and 2 – Zone 21 and 22; Ex II 2 GD; IP66; IK09
Operating Temperature: -20 °C to +55 °C (-4 °F to +131 °F)
Voltage: 100/130 Vac, 200/250 Vac, 380/415 Vac, 480/500 Vac or 600/690 Vac
Number of Poles: 2, 3
Number of Wires: 3, 4, 5
Hertz: 50/60 Hz
Materials and Finishes: Polyamide wall socket and plug
ATEX Certified

➡ The following table enables the correct selection and specification of the suitable switch to provide safe distribution of LV power in hazardous area locations; including Zone 1 & Zone 2 explosive atmospheres.

Ex de switches Selection

Increased Safety

Ex de 16A Polyamide Switch (2 M20 cable glands supplied)	Appleton ATX Order Code
2 Poles 16A, 2 M20 Cable Entries	ATX SWE016S201AG
Change over, 2 M20 Cable Entries	ATX SWE016C101AG

Ex de 16A Polyester Switch (2 M20 cable glands supplied)	Appleton ATX Order Code
2 Poles 20A, 2 M20 Cable Entries	ATX SWE020S202AG
3 Poles 20A, 2 M20 Cable Entries	ATX SWE020S301AG
4 Poles 20A, 2 M20 Cable Entries	ATX SWE020S401AG