Engineering
36
01/11 MN03402003Z-DE/EN
Approvals The PKZM0/XTPR…BC1 motor-protective circuit-breaker is
compliant with IEC/EN 60947 regulations for low-voltage
switchgear and fulfils the requirements of the
94/9/EC (ATEX 100a) directives for the protection of Ex e
motors.
They can also be used for the protection of motors in accor-
dance with EN 50281-1-1 and EN 50281-1-2 motors in
Zones 21 and 22 (areas with flammable dust). The wiring of
the motor feeder must be carried out in accordance with
IEC/EN 60947-1, Table 9.
The system is UL and CSA approved for use in USA and
Canada.
Further approvals exist for
c
Us
• China
•Poland
• Russia
•Slovakia
• Turkey
•Ukraine
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