u
Main Circuit Connection Diagram
when wiring the main circuit of the drive.
Input filter
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
Control
board
Bidirectional IGBT
Control power supply
p1 <1>
n1 <1>
Figure i.13 Connecting Main Circuit Terminals
<1> A Momentary Power Loss Recovery Unit can be connected as an option. Do not connect an AC power supply to these
terminals.
u
Main Circuit Terminal Functions
Table i.4 Main Circuit Terminal Functions
Voltage Class
Three-Phase 200 V
Class
Three-Phase 400 V
Class
Function
Page
Drive Model
2
o
0028 to 2
o
0248
4
o
0011 to 4
o
0414
Terminal
Type
R/L1, S/L2, T/L3
Main circuit power supply input
Connects line power to the drive
U/T1, V/T2, W/T3
Drive output
Connects to the motor
p1, n1
Momentary power loss recovery unit input
DC voltage terminals that connect to a
momentary power loss recovery unit
100 Ω or less
10 Ω or less
Grounding terminal
u
Protecting Main Circuit Terminals
n
Insulation Caps or Sleeves
Use insulation caps or sleeves when wiring the drive with crimp terminals. Take particular care to ensure that the wiring does
not touch nearby terminals or the surrounding case.
n
Main Circuit Protective Cover
Close the protective cover after wiring the main circuit terminals on drive models 2
o
0028 to 2
o
0081 and 4
o
0011 to 4
o
0077.
i.4 Electrical Installation
22
YASKAWA ELECTRIC TOEP C710636 11E Z1000U HVAC MATRIX Drive Quick Start Guide
