3. ELECTRICAL INSTALLATION .............................................................................. 49
3.1 Section Safety......................................................................................................................50
3.2 Standard Connection Diagram...........................................................................................52
3.3 Main Circuit Wiring..............................................................................................................56
Removing/Reattaching the Bypass Front Cover ............................................................................... 56
Bypass Main Circuit Terminal Block Configuration ........................................................................... 60
3.4 Input and Output Power Wiring Connections...................................................................61
Factory Recommended Branch Circuit Protection ............................................................................ 61
Main Circuit Terminal Functions........................................................................................................ 62
Wire Gauge and Tightening Torque Specifications........................................................................... 62
Main Input Circuit and Motor Wiring.................................................................................................. 63
Wiring the Main Input Circuit ............................................................................................................. 67
3.5 Control Circuit Wiring .........................................................................................................70
Control Circuit Connection Diagram.................................................................................................. 70
Control Circuit Terminal Block Functions .......................................................................................... 70
Bypass Analog Outputs..................................................................................................................... 72
Serial Communications ..................................................................................................................... 72
Drive Cover Removal ........................................................................................................................ 73
Wiring the Drive Control Circuit Terminal .......................................................................................... 80
Switches and Jumpers on the Control Board.................................................................................... 84
3.6 Bypass and Drive Control I/O Connections......................................................................85
Input Signal Selection for Terminals A1 and A2................................................................................ 85
Terminal FM/AM Signal Selection..................................................................................................... 85
3.7 External Interlock ................................................................................................................86
Annunciation Contact Outputs........................................................................................................... 86
Building Automation System Run/Stop Circuit .................................................................................. 86
Safety Interlock Circuit ...................................................................................................................... 86
Building Automation System Interlock Circuit (Drive and Bypass Enable Input)............................... 86
Remote Transfer to Bypass............................................................................................................... 87
Smoke Purge Operation.................................................................................................................... 87
Spare Multi-Function Digital Inputs ................................................................................................... 87
4. START-UP PROGRAMMING & OPERATION....................................................... 89
4.1 Section Safety......................................................................................................................90
4.2 Using the HOA Keypad .......................................................................................................91
HOA Keypad and Control Panel Display........................................................................................... 91
HOA Keypad Keys and Displays....................................................................................................... 92
LCD Display ...................................................................................................................................... 93
Bypass Control Board LEDs.............................................................................................................. 95
ALARM (ALM) LED Displays............................................................................................................. 95
AUTO LED and HAND LED Indications............................................................................................ 95
HOA Keypad Menu Structure............................................................................................................ 97
HOA Keypad Parameter Display (Drive Off) ..................................................................................... 97
4.3 The Drive and Programming Modes..................................................................................99
Changing Parameter Settings or Values........................................................................................... 99
Verifying Parameter Changes: Modified Constants ........................................................................ 100
Simplified Setup Using the Quick Setting Group............................................................................. 101
4.4 Powering Up the Drive ......................................................................................................103
Powering Up the Drive and Operation Status Display..................................................................... 103
Table of Contents
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YASKAWA ELECTRIC SIEP YAIZ1B 01E YASKAWA AC Drive – Z1000 Bypass Technical Manual
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