Push Button Switches

Features

Superior quality Class I, Div. 1; Class II, Div. 1 or Nema 4X Pushbutton on the market today. The barrel and shaft is made of 316 stainless steel offering high strength and the best fatigue and corrosion resistance. The barrels are either ¾"-14 NPSM or M25 (25mm) - 1.5 thread. All pushbuttons are available in 3 different barrel lengths, namely, long, medium and short.

Application

PBOA series Pushbutton Operator Assemblies are suitable for use in Class I, Div. 1, Groups B, C, D; Class II, Div.1, Groups E, F, G: Class I, Zone 1 AEx d IIC Type 4X hazardous locations as defined by the US National Electric Code and Class I, Zone1, Groups IIA, IIB and IIC hazardous areas as defined by the Canadian Electrical Code (and US National Electric Code, section 505 Standard) when installed in an Explosionproof / Flameproof and Type 4X IP65/IP66 enclosure. All devises are component certified with Ingress Protection IP66.

PBOA Series Pushbuttons are also certified to the ATEX Directive 94/9/EC for use in potentially Explosive Atmospheres. The Pushbuttons are certified for use with either flameproof or increased safety enclosures. Markings as follows: II 2 G D Ex de IIC Ex tD A21 IP66 T3 or T6.

PBOA Series Pushbuttons are also certified to the International Electrochemical Commission (IEC) Scheme for Explosive Atmospheres for use with either Flameproof or increased safety enclosures. Markings as follows: Ex de IIC Ex tD A21 IP66 T3 or T6.

Momentary Pushbutton (PBOA)

Momentary Pushbutton Extended Cap

Maintained Pushbutton