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VSD 790
York VSD 790 Manuals
Manuals and User Guides for York VSD 790. We have
2
York VSD 790 manuals available for free PDF download: Operation Manual
York VSD 790 Operation Manual (46 pages)
LIQUID COOLED OPTISPEED COMPRESSOR SPEED DRIVE
Brand:
York
| Category:
DC Drives
| Size: 2.19 MB
Table of Contents
TABLE 1 - VSD Part Numbers and Descriptions
4
TABLE 2 - LVD Part Numbers and Descriptions
9
Table of Contents
10
Section 1 - General Information
13
Optispeed/Harmonic Filter Component Overview
13
Differences between the G and Wdesigns
15
Differences for the VSD and LVD Model Drives
15
Optispeed Compressor Drive Control System Overview
15
VSD Adaptive Capacity Control
17
Section 2 - Optispeed Compressor Drive Details
19
FIGURE 1 - Optispeed System Architecture (Model VSD 351 Without Harmonic Filter Shown, Similar to 270, 292, 424 Models)
19
FIGURE 2 - Optispeed System Architecture (Model LVD 419 Shown, Similar to 385, 503, 608, 658, 704, and 900 Models)
21
FIGURE 3 - Optispeed System Architecture (Model LVD 419 Shown, Similar to 385, 503, 608, 658, 704, and 900 Models)
21
FIGURE 4 - Optispeed System Architecture (Model VSD 503 with Harmonic Filter Shown, Similar to 385, 419, 608 Models)
22
FIGURE 5 - Optispeed System Architecture (Model VSD 790 Shown, Similar to 608, 658, and 704 Models)
24
FIGURE 6 - Optispeed System Architecture (Model 1055 Shown, Similar to 868, 882, 914, 917, and 948 Models)
26
FIGURE 7 - VSD Logic Board (Located on Panel Door)
28
FIGURE 8 - SCR Trigger Board
28
FIGURE 9 - Optional Harmonic Filter Logic Board (Located on Panel Door)
29
FIGURE 10 - Gate Driver Board and Power Module (Model 351 Shown, Similar to 270, 292, 424 Models)
29
Section 3 - Safety Shutdowns
31
General Information
31
Motor or Starter - Current Imbalance
31
VSD - 105 % Motor Current Overload
31
TABLE 3 - Safety Shutdowns
31
VSD - High Converter Heatsink Temperature
32
VSD - High Inverter Baseplate Temperature (270, 292, 351 and 424 Hp Drives)
32
VSD - High Phase (X) Inverter Baseplate Temperature (on Models Where 3 Transistors Modules Are Used)
32
VSD - Precharge Lockout
33
Harmonic Filter - High Baseplate Temperature
33
Harmonic Filter - High Total Demand Distortion
33
Section 4 - Cycling Shutdowns
35
General Information
35
VSD - DC Bus Voltage Imbalance
35
VSD - High DC Bus Voltage
35
VSD - High Internal Ambient Temperature
35
TABLE 4 - Cycling Shutdown Message
35
VSD - High Phase a (or B, C) Instantaneous Current
36
VSD - Initialization Failed
36
VSD - Invalid Current Scale Selection
36
VSD - Logic Board Power Supply
36
VSD - Logic Board Processor
36
VSD - Low Converter Heatsink Temperature
36
VSD - Low DC Bus Voltage
36
VSD - Low Inverter Baseplate Temperature
37
VSD - Phase a (or B, C) Gate Driver
37
VSD - Precharge - DC Bus Voltage Imbalance
37
VSD - Precharge - Low DC Bus Voltage
37
VSD - Run Signal
37
VSD - Serial Communications
37
VSD - Single Phase Input Power
37
VSD - Stop Contacts Open
37
Harmonic Filter - 110 % Input Current Overload
38
Harmonic Filter - DC Bus Voltage Imbalance
38
Harmonic Filter - DC Current Transformer 1 (or 2)
38
Harmonic Filter - High DC Bus Voltage
38
Harmonic Filter - High Phase a (or B, C) Current
38
Harmonic Filter Communications
39
Harmonic Filter - Logic Board Power Supply
39
TABLE 5 - Warning Messages
41
TABLE 6 - si Metric Conversion
45
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York VSD 790 Operation Manual (46 pages)
Liquid-Cooled OptiSpeed Compressor Speed Drive
Brand:
York
| Category:
Air Compressor
| Size: 1.21 MB
Table of Contents
Table of Contents
3
General Safety Guidelines
5
Safety Symbols
5
Changeability of this Document
6
Revision Notes
6
Associated Literature
6
Conditioned Based Maintenance
7
VSD Models
8
LVD Models
13
General Information
15
Optispeed/Harmonic Filter Component Overview
15
Differences between the G and W Designs
17
Differences for the VSD and LVD Model Drives
17
Optispeed Compressor Drive Control System Overview
17
VSD Adaptive Capacity Control
19
Optispeed Compressor Drive Details
22
System Architecture
22
Printed Circuit Boards
32
Safety Shutdowns
34
General Information
34
Safety Shutdown Messages
35
Cycling Shutdowns
37
General Information
37
Cycling Shutdown Messages
37
Warning Messages
42
General Information
42
VSD Frequently Asked Questions
43
Unit Conversion
45
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