IS-CP4A/B-PB Push Button Call Point

 

The IS-CP4A-PB and IS-CP4B-PB push button manual call points are approved for Zones 0, 1, 2, 21 & 22 requiring intrinsically safe equipment for the control of fire and gas alarm systems. Available with and without monitoring resistors all versions are certified to ATEX and IECEx standards.

 

The push button mechanism is protected by a spring loaded cover therefore the switch requires a two-action activation. The product is user resettable by rotating the push button.

 

The IS-CP4 range features enclosures manufactured from corrosion proof, marine grade, copper free LM6 (A413) aluminium which is phosphated and powder coated.

 

 

Options:

• Alternative housing colours are available to meet specific requirements.
• DIN rail mounted terminal blocks: 8 x 2.5mm²
• Metalised Polyester  Duty label.
• Series and/or End of Line resistors.

 

 

Approvals:

 

• ATEX certificate: SIRA 09ATEX2287X,
  IEC 60079-0:2007 Ed 5, EN 60079-11:2007,
  EN 60079-26:2007, EN 61241-1:2004

 

• IECEx certificate: IECEx SIR 09.0122X,
  IEC 60079-0:2007-10 Edition: 5,
  IEC 60079-11:2006 Edition: 5,
  IEC 60079-26:2006 Edition: 2,
  IEC 61241-1:2004 Edition: 1

 

 

Specification:

 

IS-CP4A-PB:	II 1G Ex ia IIC T6 Ga, II 2D Ex t IIIC T60°C Db, IP66
Ambient:	Ta = -40°C to +55°C
Ingress protection:	IP66
Housing material:	Marine grade copper free LM6 Aluminium
Housing finish:	Phosphated & powder coated finish: anti-corrosion
Colour:	RAL3000 Red (others available on request)
Cable entries:	2 x M20 clearance top and 1 x M20 clearance side Back box can be rotated to give 2 x bottom and 1 x side entries.
Stopping plugs:	2 x nylon plugs as standard Brass and stainless steel plugs optional
Terminals:	6 x 4.0mm² cables.