Siemens SIMOTICS M-1PH8 - Protection against Explosion (Options M03 and M39)

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Figure5-2 Sealing air connection (option Q12)
Necessary sealing air volume
Volume (Nm³/h) (Nm = standard cubic meter) Approx. 2.3 (at 2 bar)
Note
The volume data refers to the speci󹪝ed minimum supply pressure. For higher supply pressures,
the 󹪞ow rate increases corresponding to the motor 󹪞ow resistance.
5.2.3 Protection against explosion (options M03 and M39)
Overview
The 1PH8 motors can be used in hazardous areas if certain operating conditions are met.
Explosion protection zone Option Shaft heights
2 M03 SH 100 to SH 160
22 M39 SH 100 to SH 160
SH 180 and SH 225
This intended use in a hazardous area Zone 2 or Zone 22 complies with directives
2014/34/EU and 1999/92/EC – as well as the series of IEC/EN60079 standards.
Motor components and options
5.2Options
1PH8 SIMOTICS M main motors
Con󹪝guration Manual, 12/2022, A5E51895839A 171