Specifications; Warranty And Servicing - Mitsubishi Electric PFD-P250VM-A Operation Manual

16. Specifications

PFD-P·VM-A series
Item
Power source
Cooling capacity*1
Height
Dimension Width
Depth
Net weight
Fan Airflow rate (Low-Middle-High)
Noise level*2
Filter
Dry bulb temperature
Wet bulb temperature
Notes: *1 Cooling capacity indicates the maximum value at operation under the following condition.
Cooling: Indoor: 27 °C DB/19 °C WB
*2 The operating noise is the data that was obtained in an anechoic room.
• Both indoor and outdoor temperatures assume a relative humidity of 30 - 80%.
• Contact your retailer if the unit is to be used at an outdoor dry bulb temperature of –5°C or lower.

17. Warranty and Servicing

s s s s s In addition to daily checks (eg cleaning of filters), periodic maintenance and checks by a skilled technician are required to ensure that the unit is maintained
in a good condition for a long period of time, and that it may be used with confidence.
Check Frequency for the standard maintenance and checks, and the Maintenance Frequency associated with periodic checks are as follows.
<Maintenance and Check Frequencies>
1. Preventative Maintenance Guidelines
The following maintenance frequencies are a guide to the replacement of parts as based on the results of periodic checks and scheduled frequency of repairs. They do
not imply that replacement is always necessary in accordance with the maintenance frequency (except for consumables such as fan belts).
Note that the following does not indicate maintenance periods.
Table 2 Maintenance and Check Frequencies
Unit Parts Check frequency
Fan motor
Bearing
Fan belt
Air filter
Drain pan
Drain hose
Linear expansion valve
Heat exchanger
Float switch
Display lamp
Compressor
Fan motor
Linear expansion valve
Heat exchanger
Pressure switch
Inverter cooling fan
2. Cautions
• The maintenance and check frequencies in the table above are applicable under the following conditions of use.
A. Normal conditions of use, with infrequent starting and stopping (varies with model, however interval of starting and stopping would normally use is generally six times
or less per hour).
B. 24 hours using.
• The maintenance interval may need to be reduced under any of the following conditions.
1 Use under conditions of high temperature or humidity, or in locations in which variations in temperature and humidity are considerable.
2 Use in locations in which power supply variations (e.g. voltage, frequency, waveform distortion) are considerable. Note that the unit cannot be used outside the
allowable range of conditions.
3 Use in locations subject to considerable vibration and shock.
4 Use in an atmosphere containing toxic gases (e.g. dust, salt, sulfuric acid vapor, hydrogen sulfide) or oil mist etc.
• Unexpected events may occur even when periodic checks are implemented based on the check frequency. In such cases the appropriate repairs outside the period of
the warranty are chargeable.
12
Model
PFD-P250VM-A
3N~/380-415V (50Hz), 400-415V (60Hz)
kW 28
mm
mm
1200
mm
kg
350
m 3 /min
160
dB(A) 59
Indoor Outdoor
–5 °C~43 °C
–
12 °C~24 °C
Outdoor: 35 °C DB
Maintenance frequency
40,000 hours
6 months 40,000 hours
8,000 hours
3 months 5 years
8 years
6 months
8 years
25,000 hours
1 year
5 years
6 months 25,000 hours
1 year 8,000 hours
40,000 hours
6 months
40,000 hours
25,000 hours
5 years
1 year
25,000 hours
40,000 hours
PFD-P500VM-A
56
1895
1800
800
480
320
64
Long life filter
–
Ordinarily check Maintenance check Remarks
Replenish oil annually.
Consumable part
Check interval are affected by local conditions.