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Page 1-3
1
INST
ALLA
TION
1-1-2
Power Source and Air Source
A) Power source
1. Power source should be connected by 4-line cable. (see fig.)
2. Before turning ON, confirm the above conditions.
• Supply power AC 400 V, 50/60 Hz, 3ph 3.1 kVA
Maximum of acceptable fluctuation :
±
5 %
3.This transformer can be changed to the following 4 volume levels.
1. 440 V
2. 400 V
3. 380 V
4.Please ensure that the secondary voltage output is AC 200 V
±
10 V.
5.Set the polarity depending on the rotating direction of the blower motor.
B) Main power terminal connection
Be careful of the number of terminals for connecting the main power source.
1F4C-E-IMA01-A01-01
Preparations for Installation
L3
400 V transformer and wiring
Primary
L2
L1
1D4C-837E
M 92E
POWER AND AIR SOURCES SHOULD BE CONNECTED AT THE LAST OF
INSTALLING OPERATION.
If they are connected earlier, you may get an electric shock or injured.
WARNING
1F4C-AA00
PE