2 Installation and Wiring
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Table 2-1
Main circuit terminal description
Terminal Symbol
Terminal Name
Function Description
R, S, and T
Input terminal
Three-phase AC input
U1, V1, and W1
Output terminal
Air end three-phase AC output
U2, V2, and W2
Mains frequency
cooling blower
terminal
Three phase 220 V: 7.5 kW three-phase AC output
Three phase 380 V: 5.5–15 kW three-phase AC output
Variable frequency
cooling blower
terminal
Three phase 380 V: 18.5–75 kW three-phase AC output
U3, V3, and W3
Mains frequency
cooling blower
terminal
Three phase 220 V: 11–45 kW three-phase AC output
Three phase 380 V: 18.5–75 kW three-phase AC output
Grounding terminal
PE grounding
NOTE
If the AC drive is used in the 480 V grid system, contact our service engineers
to replace the low frequency transformer.
2.2.2 Control Terminal Arrangement
If STO board connection is required during control circuit wiring, remove the cover of
the AC drive before connecting control cables. (For details, see
) The following figures show the control board and STO board locations.
Control board
STO board
(optional)
LED
板
Figure 2-8
CP700 control board location
