ATEX 440K Safety Interlock Switch, Fibreglass, 2NC

Technical Reference
Legislation and Compliance
RoHS Status: Not Applicable
Product Details

Trojan 5, Hazardous Area

The Trojan Ex guard interlock switch is designed for potentially explosive atmospheres. It retains the safety features and operating principles of the conventional Trojan 5
Incorporates a sealed flameproof contact block, making it suitable for use in zone 1 and 2 environments normally found in chemical/petrochemical, powder, pressurised filling and gas/oil processing industries. Classification EExd IIcT6
Contact Rating; 1 A (500 V); 2 A (250 V); 5A (100 Vac Max)
2m long potted leads (4 x 0.75mm2)
Supplied with actuator

Standards

BS 5304, VDE 0660, IEC 337

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Allen Bradley Guardmaster Safety Interlock Switch

The Allen Bradley Guardmaster 440K series safety interlock switch has 2NC contacts. It has a maximum voltage rating of 240VAC/250VDC. It is an ex range of safety switches, specifically designed for potentially explosive atmospheres. These switches retain the safety features and operating principles of the conventional Guardmaster switches. They incorporate a sealed flameproof contact block, making them suitable for use in European zone 1 and zone 2 environments. In the US and Canada, these products can be used in areas classified as class 1, division 2 in groups A (acetylene), B (hydrogen), C (ethylene), and D (propane).

Features and Benefits

• Operating temperature ranging between -20°C and 80°C
• Positive mode action, flameproof contact block
• Suitable for use in European zone 1 and 2 environments

Certifications

• IP66 rated
• EN50014
• EN50018

Interlock Switch

Specifications
Attribute Value
Connection Type M20
Lock Style Key
Normal State Configuration 2NC
Housing Material Glass Filled PBT
Maximum AC Voltage 240V
Maximum DC Voltage 250V
Safety Contacts 2NC
Range Trojan 5-EX
Actuator Included Yes
Number of Head Directions 4
Series 440K
Depth 52mm
Length 95mm
Width 32mm
Minimum Operating Temperature -20°C
Hazardous Area Certification ATEX
Maximum Current 2 A, 6 A
Dimensions 95 x 32 x 52 mm
IP Rating IP67
Maximum Operating Temperature +80°C
16 In stock for FREE next working day delivery
Price Each
£ 176.00
(exc. VAT)
£ 211.20
(inc. VAT)
Units
Per unit
1 +
£176.00
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