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1PH822.
1PH828.
Connection values for external fans
* For EC fans for 1PH818. and 1PH822., as a result of the electronic input circuitry, the current drawn
can briefly reach four times the specified current.
See also
Operating instructions for the three-phase EC external fan, suction, SK180 (Page 249)
6.3.2.1
Connecting an EC external fan
The external fan is connected in the external fan terminal box. If necessary, you can rotate the
external fan through 90°.
Figure 6-3
NOTICE
Short circuit due to standing water
Water that accumulates at the cable glands can result in a short circuit.
● It is not permissible that the cable outlet points upward.
● Rotate the terminal box cover of the external fan through 180°.
SIMOTICS M-1PH8 1PH818., 1PH822., 1PH828.
Operating Instructions 10/2017
L76
Three-phase
EC
Standard
Three phase
External fan terminal box
3~ AC 380 ... 480 V (-5 %/+10 %)
50/60 Hz ±10 %
3~ 400 V / 50 Hz
3~ 460 V / 60 Hz
3~ 460 V / 60 Hz
①
(schematic representation)
Electrical connection
6.3 Auxiliary circuits
0.75 A ... 0.9 A *
2.4 A
2.35 A
2.10 A
77
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