Suitable Cables For Temperatures Above 70 °C - Cable 50 °C - 70 °C (Atex); Suitable Cables For Temperatures In Excess Of 70 °C (Atex); Installation - Siemens SCALANCE XR-300M Operating Instructions Manual

Industrial ethernet switches

Hide thumbs Also See for SCALANCE XR-300M:

Table of Contents

Assembling

4.3 Suitable cables for temperatures above 70 C - cable 50 C - 70 C (ATEX)

To comply with EC Directive 2014/34/EU (ATEX 114) or the conditions of IECEx, this

enclosure or cabinet must meet the requirements of at least IP54 in compliance with EN

60529.

4.3

Suitable cables for temperatures above 70 °C - cable 50 °C - 70 °C

(ATEX)

If the temperature of the cable or housing socket exceeds 70 °C or the branching point of

conductors exceeds 80 °C, special precautions must be taken. If the equipment is operated

in an air ambient in excess of 50 °C to 70 °C, only use cables with a permitted operating

temperature of at least 80 °C.

4.4

Suitable cables for temperatures in excess of 70 °C (ATEX)

If the cable or conduit entry point exceeds 70 °C or the branching point of conductors

exceeds 80 °C, special precautions must be taken. If the equipment is operated in an air

ambient in excess of 50 °C, only use cables with admitted maximum operating temperature

of at least 80 °C.

4.5

Suitable installation location at temperatures above 50 °C

If a device is operated in an ambient temperature of more than 50 °C, the temperature of

the device housing may be higher than 70 °C.

When installing the device, select a location where only qualified service personnel or

trained users have access to it.

WARNING

Compact Operating Instructions, 05/2016, A5E02661171-11

SCALANCE XR-300M

Table of Contents