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York YZ Manuals
Manuals and User Guides for York YZ. We have
2
York YZ manuals available for free PDF download: Engineering Manual, Wiring Diagrams
York YZ Wiring Diagrams (20 pages)
Brand:
York
| Category:
Chiller
| Size: 1.54 MB
Table of Contents
Table of Contents
6
Section 1 - Field Control Modifications
7
Remote Mode Ready to Start Contacts
8
Cycling Shutdown Alarm Contacts
8
Safety Shutdown Alarm Contacts
8
FIGURE 1 - Remote Ready to Start Contacts
8
FIGURE 2 - Cycling Shutdown Alarm Contacts
8
FIGURE 3 - Safety Shutdown Alarm Contacts
8
Run Contacts
9
Warning Alarm Contacts
9
Remote Start and Stop Contacts from Energy Management System
9
FIGURE 4 - Run Contacts
9
FIGURE 5 - Warning Alarm Contacts
9
FIGURE 6 - Remote Start / Stop Contacts from Energy Management System
9
Auxiliary Safety Shutdown
10
Remote/Local Cycling Devices
10
Multi-Unit Cycling Shutdown
10
Chilled Liquid Pump Run (TB4-44/45)
10
FIGURE 7 - Auxiliary Safety Shutdown
10
FIGURE 8 - Remote/Local Cycling Devices
10
FIGURE 9 - Multi-Unit Cycling Shutdown
10
FIGURE 10 - Chilled Liquid Pump Run
10
Condenser Liquid Pump Run (TB5-150/151)
11
Condenser Liquid Flow Sensors
11
Thermal Type Flow Sensor
11
Paddle Type Flow Sensor
11
FIGURE 11 - Condenser Liquid Pump Run
11
FIGURE 12 - Condenser Flow Switches
11
Chilled Liquid Flow Sensors
12
Paddle Type Flow Sensor
12
Remote Motor Current Limit Setpoint
12
FIGURE 13 - Chilled Liquid Flow Switches
12
FIGURE 14 - Remote Motor Current Limit Setpoint with 0-10VDC
13
FIGURE 15 - Remote Motor Current Limit Setpoint with 4-20Ma Signal
13
FIGURE 16 - Remote Motor Current Limit Setpoint with PWM Signal
13
Remote Leaving Chilled Liquid Setpoint
14
FIGURE 17 - Remote Leaving Chilled Liquid Temp. Setpoint with 0-10VDC Signal
14
FIGURE 18 - Remote Leaving Chilled Liquid Temp. Setpoint with 4-20Ma Signal
14
External Signal for Refrigeration Unit Failure
15
Auxiliary Safety Shutdown
15
FIGURE 19 - Remote Leaving Chilled Liquid Temp. Setpoint
15
FIGURE 20 - Auxiliary Safety Shutdown Input
15
Optional Head Pressure Control
16
FIGURE 21 - Optional Head Pressure Control Output
16
Section 2 - Energy Management Systems
17
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York YZ Engineering Manual (24 pages)
Magnetic Bearing Centrifugal Chiller
Brand:
York
| Category:
Chiller
| Size: 1.99 MB
Table of Contents
Table of Contents
2
Nomenclature
3
Introduction
4
Unit Components
6
Equipment Overview
8
Codes and Standards
14
Chiller Options
16
Application Data
17
Unit Weights & Dimensions
22
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