Check manual page of huawei_osn_power
Huawei OSN: PSU
This check measures the current usage of a PSU. The state will change to
WARN if the power consumption is 700W and to CRIT if it is at 730W
assuming, that only 750W PSUs are used in OSN devices.
The PSU BID is used as item name
One service for each PSU is created