Yaskawa V74X Drives - Manual (Page 22)

22
Wiring
Terminal Functions and Voltages
Section 4
(table continued on next page)
Table 1-2. Terminal Functions and Voltages
Tightening Wire
Model Terminal Symbol Screw Torque Applicable size Recommended
lb • in (N • m) size Type
mm 2 AWG mm 2 AWG
MA, MB, MC M3 4.44 to 5.33 twisted wire 0.5 to 1.25 20 to 16 0.75 18
Common (0.5 to 0.6) single 0.5 to 1.25 20 to 16
Shielded
to S1 to S7, P1, P2, SC, 1.94 to 2.21 twisted wire 0.5 to 0.75 20 to 18
wire or
all models PC, R+, R-, S+, S-, M2
(0.22 to 0.25) single 0.5 to 1.25 20 to 16
0.75 18 equivalent
FS, FR, FC, AM, AC, RP
TERMINAL FUNCTION VOLTAGE / SIGNAL LEVEL
L1 (R) 230V Drive: 200 / 208 / 220 / 230V at 50/60 Hz
L2 (S) Main circuit input power supply 460V Drive: 380 / 400 / 440 / 460 / 480V
L3 (T) at 50/60 Hz
T1 (U)
T2 (V)
Main circuit output
230V Drive: 0 - 200 / 208 / 220 / 230V
T3 (W) 460V Drive: 0 - 400 / 440 / 460 / 480V
B1 For connection of braking resistor (option)
B2
+1
DC Reactor terminals
+2
– DC Bus terminals (+1 & –)
Ground terminal (100 ohms or less) – – – –
S1 Multi-Function-Input 1 Factory setting is " Forward Run/Stop " (1).
(Forward run when closed, stop when open)
S2 Multi-Function-Input 2 Factory setting is " Reverse Run/Stop " (1).
(Reverse Run when closed, stop when open)
S3 Multi-Function-Input 3 Factory setting is " External Fault (NO contact)
input " (1)
S4 Multi-Function-Input 4 Factory setting is " Fault Reset " (1)
Control Circuit
Table 1-1. Wire and Terminal Screw Sizes - continued
IG.V7.01_new format.qxd:IG.V7.01_new format.qxd 8/21/07 2:24 PM Page 22