Table Of Contents - York VSD 270 Operation Manual

GENERAL INFORMATION .................................................................................................................................... 11
Optispeed/Harmonic Filter Component Overview ......................................................................................... 11
OptiSpeed Compressor Drive 270, 292, 351 and 424 Hp .................................................................... 11
OptiSpeed Compressor Drive 385, 419, 503, 608, 658 704 and 900 Hp ............................................. 12
Harmonic Filter Option .........................................................................................................................12
Differences for the VSD and LVD model numbers: ........................................................................................ 13
Differences for the VSD and LVD model drives: .............................................................................................13
Optispeed Compressor Drive Control System Overview .............................................................................. 13
The Control Center before 2005 ............................................................................................................ 13
The Control Center beginning in 2005 .................................................................................................. 14
OptiSpeed and Optional Harmonic Filter Logic Control Boards ........................................................... 14
Microcomputer Control Panel VSD Related Keypad Functions ........................................................... 14
OptiView Control Panel VSD Functions ............................................................................................... 15
VSD Adaptive Capacity Control ...................................................................................................................... 15
Setpoint Requirements .........................................................................................................................15
Stability Requirements .........................................................................................................................15
Full Open Vane Operation ....................................................................................................................15
Effects of Surge ....................................................................................................................................15
Drive Not Reducing Speed ...................................................................................................................16
Stability Limit Adjustment .....................................................................................................................16
Surge Margin Adjustment .....................................................................................................................16
Safety Shutdowns .......................................................................................................................................... 24
General Information ..............................................................................................................................24
Motor or Starter - Current Imbalance .................................................................................................... 24
VSD - 105 % Motor Current Overload ................................................................................................... 24
VSD - High Converter Heatsink Temperature ....................................................................................... 24
VSD - High Inverter Baseplate Temperature (270, 292, 351 and 424 Hp drives) ................................. 24
VSD - High Phase (X) Inverter Baseplate Temperature (385, 419, 503 and 608 Hp drives) ................ 25
VSD - High Phase (X) Inverter Baseplate Temperature (658, 704 and 900 Hp drives) ........................ 25
VSD - Precharge Lockout ......................................................................................................................25
Harmonic Filter - High Baseplate Temperature ..................................................................................... 25
Harmonic Filter - High Total Demand Distortion .................................................................................... 25
Cycling Shutdowns ......................................................................................................................................... 26
General Information ...............................................................................................................................26
VSD - DC Bus Voltage Imbalance ......................................................................................................... 26
VSD - High DC Bus Voltage ..................................................................................................................26
VSD - High Internal Ambient Temperature ............................................................................................ 26
VSD - High Phase A (or B, C) Instantaneous Current ........................................................................... 27
VSD - Initialization Failed ......................................................................................................................27
VSD - Invalid Current Scale Selection ................................................................................................... 27
VSD - Logic Board Power Supply ......................................................................................................... 27
VSD - Logic Board Processor ............................................................................................................... 27
VSD - Low Converter Heatsink Temperature ........................................................................................ 27
VSD - Low DC Bus Voltage ...................................................................................................................27
VSD - Low Inverter Baseplate Temperature .......................................................................................... 28
VSD - Phase A (or B, C) Gate Driver ..................................................................................................... 28
VSD - Precharge - DC Bus Voltage Imbalance ..................................................................................... 28
VSD - Precharge - Low DC Bus Voltage ............................................................................................... 28
VSD - Run Signal ..................................................................................................................................28
VSD - Serial Communications ............................................................................................................... 28
JOHNSON CONTROLS

TABLE OF CONTENTS

FORM 160.00-O4
ISSUE DATE: 12/19/2017
9