YASKAWA Z1000U Series Quick Start Manual page 44

i.4 Electrical Installation
No.
Set up overload protection circuits when running multiple motors from a single drive.
15
Verify that ground wiring for models 2Eoooo/2Woooo/4Eoooo/4Woooo is correct before turning on the
16
EMC filter switch.
17 Verify phase advancing capacitors, input noise filters, or GFCIs are NOT installed on the output side of the drive.
18 Use twisted-pair line for all drive control circuit wiring.
19 Ground the shields of shielded wiring to the GND
20 For 3-Wire sequence, set parameters for multi-function contact input terminals S1 to S8, and wire control circuits.
21 Properly wire the option card.
22 Check for any other wiring mistakes. Only use a multimeter to check wiring.
23 Properly fasten drive control circuit terminal screws.
24 Pick up all wire clippings.
25 Ensure that no frayed wires on the terminal block are touching other terminals or connections.
26 Properly separate control circuit wiring and main circuit wiring.
27 Analog signal line wiring should not exceed 50 m.
Disconnect the internal EMC filter by moving the SW screw to the OFF position for floating, impedance grounded, or
28
asymmetrically grounded networks.
44
Item
Power supply
Drive
S3
(external fault)
oL1 N.O. input
oL2
SN
SC
SP
Control Circuit Wiring
terminal.
YASKAWA ELECTRIC TOEP C710636 11E Z1000U HVAC MATRIX Drive Quick Start Guide
motor
oL1
M1
oL2
M2
Thermal
relay
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