7 Maintenance
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The method of cooling fan replacement
Electric shock
Injury
Put neither a stick nor a finger into the cooling fan or
the vent hole.
There is fear of an electric shock or an injury.
Electric shock
Perform the cooling fan replacement by maintenance
personnel.
There is fear of an electric shock.
The cooling fan of this UPS can be replaced (hot-swap) without turning off the UPS and
connection device (Note). For details, consult with an agent from which you purchased
the UPS or a maintenance company.
Note) Replacement by hot swapping should be performed in a short time. The UPS
starts the bypass operation, if the internal temperature of the UPS rises (out of
the rated specification). In the state of the bypass operation, even if an input
power failure occurs, the battery operation cannot be performed.
Use the following cooling fan. For the method of purchasing the cooling fan, consult with
an agent from which you purchased the UPS or a maintenance company.
Type of cooling fan :
F
an f
or M-UPS050AD2B (RRAF-GX11
×
1 / RRAF-GX12
×
1)
Fan f
or M-UPS075AD2B (RRAF-R1
×
2 / RRAF-GX12
×
2)
Fan f
or M-UPS100AD2B (RRAF-R1
×
2 / RRAF-GX12
×
2)
Caution
Summary of Contents for M-UPS050AD2B
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