Main Circuit Terminal Functions - YASKAWA Varispeed E7 Instruction Manual And Parameter Description

Wire Thickness (mm
8
14
22
30/38
50/60
80
100
100
150
200
325
Determine the wire size for the main circuit so that line voltage drop is within 2% of the rated voltage. Line
voltage drop is calculated as follows:
Line voltage drop (V) =
IMPORTANT

Main Circuit Terminal Functions

Main circuit terminal functions are summarized according to terminal symbols in
nals correctly for the desired purposes.
Table 2.4 Main Circuit Terminal Functions (200 V Class and 400 V Class)
Purpose
Main circuit power input
Inverter outputs
DC bus terminals
DC reactor connection
Braking Unit connection
Ground
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2
Terminal Screws
)
M5
M6
M8
M6
M8
M6
M8
M8
M8
M10
M10
M12
M12 x 2
M16
3 x wire resistance (W/km) x wire length (m) x current (A) x 10
Terminal Symbol
R/L1, S/L2, T/L3
R1/L11, S1/L21, T1/L31
U/T1, V/T2, W/T3
1,
1, 2
3,
Wiring Main Circuit Terminals
Size
8 / 5
8 / 6
8 / 8
14 / 6
14 / 8
22 / 6
22 / 8
38 / 8
60 / 8
60 / 10
80 / 10
100 / 10
100 / 12
150 / 12
200 / 12
325 / 12
325 / 16
-3
Table 2.4. Wire the termi-
Model: CIMR-F7C
200 V Class 400 V Class
20P4 to 2110 40P4 to 4300
2022 to 2110 4022 to 4300
20P4 to 2110 40P4 to 4300
20P4 to 2110 40P4 to 4300
20P4 to 2018 40P4 to 4018
2022 to 2110 4022 to 4300
20P4 to 2110 40P4 to 4300
11
2-