Connection
6.1 Safety when connecting up
SCALANCE W760 / W720
Operating Instructions, 03/2022, C79000-G8976-C322-13
41
WARNING
Suitable cables at high ambient temperatures in hazardous area
At an ambient temperature of ≥ 60 °C, use heat
-resistant cables designed for an
ambient temperature at least 20 °C higher. The cable entries used on the enclosure
must comply with the IP degree of protection required by EN IEC / IEC 60079-0, GB
3836.1.
General notes on use in hazardous areas according to UL-HazLoc
If you use the device under UL-HazLoc conditions, you must also adhere to the following
safety notices in addition to the general safety notices for protection against explosion:
WARNING
WARNING - EXPLOSION HAZARD -
DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS AREA IS KNOWN TO BE
NON-HAZARDOUS.
WARNING
Restricted area of application
This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-
hazardous locations only.
WARNING
Restricted area of application
This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous
locations only.
Summary of Contents for SIMATIC NET SCALANCE W720
Page 8: ...Introduction SCALANCE W760 W720 8 Operating Instructions 03 2022 C79000 G8976 C322 13 ...
Page 10: ...Safety notices SCALANCE W760 W720 10 Operating Instructions 03 2022 C79000 G8976 C322 13 ...
Page 56: ...Dimension drawings SCALANCE W760 W720 56 Operating Instructions 03 2022 C79000 G8976 C322 13 ...
Page 58: ...Approvals SCALANCE W760 W720 58 Operating Instructions 03 2022 C79000 G8976 C322 13 ...