EasyManua.ls Logo

York YPC User Manual

York YPC
24 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
FORM 155.19‑EG3 (1011)
Model YPC Two‑Stage Steam‑Fired Absorption Chiller
Style D
Models YPC‑ST‑14SC through YPC‑ST‑19S
300 through 675 Tons
1050 through 2372 kW
Question and Answer IconNeed help?

Do you have a question about the York YPC and is the answer not in the manual?

York YPC Specifications

General IconGeneral
BrandYork
ModelYPC
CategoryChiller
LanguageEnglish

Summary

How It Works

Steam Machines

Details the two-stage absorption refrigeration cycle using water and lithium-bromide.

Ratings

Computerized Performance Ratings

Explains custom-matched selections and provides IPLV analysis based on ARI 560-2000.

MicroComputer Control Center

Capacity Control

Explains automatic variation of steam flow to maintain setpoint for loads 20-100%.

Steam Limiting Controls

Describes manual and remote limiting of steam input from 20% to 100% of capacity.

Warning Conditions/Inhibited Unit Loading

Details warning annunciations and limited heat input for potential shutdown conditions.

Safety Shutdown Controls

Lists conditions causing unit shutdown and required restart procedures.

Concentration Calculator

Explains how the panel monitors first-stage generator concentration to prevent unsafe operation.

Mechanical Specifications

Purge System

Explains the automatic removal of noncondensible vapors using an eductor and pump.

Microcomputer Control Center

Details the microprocessor-based control center for automated operation and energy efficiency.

Safety Controls

Explains safety logic for unit protection and annunciation of shutdown causes.

Optional Features

Application Data

Water Circuits

Details flow rate, temperature ranges, and quality requirements for water circuits.

Chilled Water

Details the chilled water circuit, including flow switch and strainer requirements.

Condenser Water

Covers condenser water circuit flow proving and temperature control recommendations.

Low Leaving Chilled Water On/Off Cycling

Explains the chiller's on/off cycling logic based on leaving chilled water temperature.

Steam

General information on steam requirements, pressure, and temperature limits.

Piping

Details steam piping requirements, including separators, strainers, and control valve placement.

Guide Specifications

Tube Materials

Specifies materials and thicknesses for generator, drain cooler, and other heat exchanger tubes.

Pumps

Details hermetically sealed pumps for solution and refrigerant, including service intervals.

Steam Valve

Details the steam control valve, actuator, and communication signal.

Unit Controls

Overview of the factory-mounted control system with Power Panel and MicroComputer Control Center.

MicroComputer Control Center Panel

Details the control center panel with alphanumeric display and sensors.

Warning Conditions

Lists conditions that trigger warning messages and potential heat input limitation.

Capacity Control

Explains automatic control of steam flow rate for cooling loads.

Safety Shutdowns

Details conditions causing unit shutdown and the requirement for manual restart.

Related product manuals