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INSTALLATION AND WIRING
3
2 INSTALLATION AND WIRING
Installation
Mitsubishi FR-A800/F800 safety stop function should be used under following condition and environment.
Table.1 The condition and environment for using safety stop function
The ND and HD ratings can be selected only for the FR-A800.
Temperature applicable for a short time, e.g. in transit.
For the installation at an altitude above 1,000 m (3280.80 feet) up to 2,500 m (8202 feet), derate the rated current 3% per 500
m (1640.40 feet).
CAUTION
The following information is merely a guide for proper installation.
Mitsubishi Electric Co. cannot assume responsibility for the compliance or the noncompliance to
any code, national, local or otherwise for the proper installation of this equipment.
A hazard of personal injury and/or equipment damage exists if codes are ignored during installation.
CAUTION
Ensure the safety relay unit and the FR-A800/F800 unit is mounted closely in enclosure meeting IP54
and all interconnection wiring is short and protected against open and short circuit faults. Refer ISO/
IEC13849-2.
Item Condition
Surrounding air
temperature
LD, ND, HD
-10ºC to +50ºC (non-freezing)
SLD -10ºC to +40ºC (non-freezing)
Storage temperature -20ºC to +65ºC
Ambient humidity
With circuit board coating (conforming to IEC60721-3-3 3C2/3S2): 95% RH or
less (non-condensing),
Without circuit board coating: 90% RH or less (non-condensing)
Vibration
5.9m/s
2
or less at 10 to 55Hz (directions of X, Y, Z axes)
Altitude Maximum 2500 above sea level
Atmosphere Indoors (free from corrosive gas, flammable gas, oil mist, dust and dirt)
Over voltage category III or less
Pollution degree II or less
Mounting Wall mounting / vertical orientation