2787-2144
Notes on Operation
Product manual | Version: 1.0.0
59
Power Supply Pro 2
Power
supply
unit
R
Conductor
R
Fuse
R
Contacts
R
Ground fault
or R
Short circuit
K1
Figure 41: Loop Impedance
10.6 Maintenance
Note
Observe the following for long-term storage:
For long-term storage, power must be applied to equipment with built-in capacitors for
five minutes at least every two years.
The product requires no special maintenance; however it must be protected (as per the
protection class) against dust accumulation, moisture, radiation and aggressive chemi-
cals.
Permitted repairs are limited to the measures listed in these operating instructions.
Should a fault occur nonetheless, return the product to WAGO for repair. Provide the fol-
lowing information:
• Type of fault
• Circumstances (operating conditions, input wiring)
• Your suspicion about the fault’s cause
• Previous instances of unusual incidents etc.
The convenient, standardized and therefore faster RMA process is available for returns
and reports of defects. The corresponding report form for returns and reports of defects is
available at
ü
https://www.wago.com/us/ruecksendungen-reklamationen
.
