TX3706 • User Manual
TX3706-UM-EN-02 21
Important:
•
Information in this section is provided to enable users to evaluate the risk of live work.
•
Live disconnection should be carried out under an appropriate permit to work system
based on the risk assessment and should be carried out in a clean and dry environment
on a temporary basis only.
•
Before an Ex protection cap is fitted and whilst disconnected, the connector is no
longer Ex d or Ex tb protected however creepage and clearances of the connector meet
requirements of IEC/EN 60079-7 for the maximum rated live disconnection voltages.
Fitting Ex protection cap restores full Ex d or Ex tb protection.
•
Before a rubber ingress protection cap or an Ex protection cap is fitted, live connectors will
have an IP30 rating only and whilst disconnected, both the plug and socket parts need to
be protected from mechanical damage.
•
The rubber protection cap provides an ingress protection IP65 when fitted but does not
provide an enclosure meeting the requirements IEC/EN 60079-0.
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