Инструкция на Чиллеры винтовые с водяным охлаждением конденсатора York серии YCSE040-YCSE100/ YCRE040-YCRE100. Рyкoводство пользователя. бренда York

YCSE040-YCSE100 & YCRE040-YCRE100

INSTALLATION, COMMISSIONING, OPERATION & MAINTENANCE Revision 1 Form 035-21786-100 (0909) WATER AND REMOTE AIR COOLED LIQUID CHILLERS WITH SCREW COMPRESSORS STYLE B (YCSE 134-320KW) (YCRE 127-307KW) Aspak R407C

TABLE OF CONTENTS

1 2 SUPPLIER INFORMATION 4 1.1 Introduction 1.1 4.1 Location Requirements 4.1 1.2 Warranty 1.1 4.2 Installation of Vibration Isolators 4.1 1.3 Safety 1.1 4.3 Pipework Connection 4.1 1.4 Responsibility for Safety 1.2 4.4 Water Treatment 4.2 1.5 About this Manual 1.2 4.5 Pipework Arrangement 4.3 1.6…

TROUBLE SHOOTING 8.1 9 Competent Persons Trouble Shooting Guide 8.1 TECHNICAL DATA 9.1 Flow Rate and Pressure Drop Graphs 9.1 9.2 Performance Graphs 9.2 9.3 Operating Limitations 9.4 9.4 Physical Data 9.5 9.5 Electrical Data 9.6 9.6 Sound Data 9.7 9.7 Clearances and Foundations 9.8 9.8 Dimensions…

SUPPLIER INFORMATION 1.1 Introduction York YCSE/YCRE chillers are manufactured to the highest design and construction standards to ensure high performance, reliability and adaptability to all types of air conditioning installations. For warranty purposes, the following conditions must be satisfied…

Responsibility for Safety Every care has been taken in the design and manufacture of the units to ensure that they meet the safety requirements listed in the previous paragraph. However, the individual operating or working on any machinery is primarily responsible for: Personal safety, safety of…

Electrical

1.8 The unit must be earthed. No installation or maintenance work should be attempted on electrical equipment without first switching off, isolating and locking-off the power supplies. Work on live equipment must only be carried-out by suitably trained and qualified personnel. No attempt should be…

Material Safety Data Refrigerant Data: Safety Data Toxicity In contact with skin R407C Low. Liquid splashes or spray may cause freeze burns. Unlikely to be hazardous by skin absorption. Thaw affected areas with water. Remove contaminated clothing carefully — may adhere to skin in case of freeze…

Thermal and Acoustic Materials Data

Health Hazard & First Aid Stability / Reactivity Handling / Use / Disposal Fire & Explosion Toxicity Index <10 to NES713 Issue 3 (1991): Non-hazardous, non-toxic. No first aid necessary. Stable. No special handling precautions required. Dispose of according to local laws and regulations governing…

Health Hazard Data

Route(s) of Entry No significant health hazards are identified. Prolonged repeated skin contact may cause irritation and dermatitis Health Hazards (Acute and Chronic) No significant health hazards are identified. Prolonged repeated skin contact may cause irritation and dermatitis Carcinogenicity…

Compressor Evaporator Condenser (YCSE only) Power Section Control Panel 2 PRODUCT DESCRIPTION 2.1 Introduction 3 YORK YCSE/YCRE R407C chillers are designed for water or water-glycol cooling. It is designed for indoor installation in a plant room. Units are available with one or two independent…

Accessories and Options Modbus 2-Pole Motor Built-in Oil Separator Twin Screw Rotors Oil Sight Glass Oil Heater Suction Filter To integrate the unit into the building management system. The interface permits the connection of up to 8 units using the Modbus communications protocol. Refer to HARC…

Dual Pressure Relief Valves

AVM (Spring Isolators) Two safety valves in parallel of which one is operational to assist in valve replacement during maintenance. Spring and cage type isolators for mounting under the unit base rails to avoid transmission of vibration to the plant room structure (supplied loose with unit for field…

Refrigerant Flow Diagram YCSE 040, 050, 060, 100 Models 2-4 Compressor Check Valve Pressure Relief Valve Stop Valve (Option) Condenser Stop Valve - Refrigerant Charge Point Stop Valve Drier Sight Glass Electronic Expansion Valve Evaporator Stop Valve (Option) Low Pressure Sensor High Pressure Switch…

YCSE 080 Models

Compressor Check Valve Pressure Relief Valve Stop Valve (Option) Condenser Stop Valve - Refrigerant Charge Point Stop Valve Drier Sight Glass Electronic Expansion Valve Evaporator Stop Valve (Option) Low Pressure Sensor High Pressure Switch High Pressure Sensor Compressor Safety Valve (Option)…

YCRE 040, 050, 060, 080, 100 Models

2-6 Compressor Stop Valve Check Valve Pressure Relief Valve (Field Supplied) Remote Condenser (Field Supplied) Stop Valve Drier Solenoid Valve Sight Glass Expansion Valve Evaporator Stop Valve (Option) Low Pressure Sensor High Pressure Switch High Pressure Sensor Compressor Safety Valve (Option)…

TRANSPORTATION, HANDLING AND STORAGE 3.1 Delivery and Storage To ensure consistent quality and maximum reliability, all units are tested and inspected before leaving the factory. Units are shipped completely assembled and containing refrigerant under pressure. Units are shipped without export…

Moving the Unit with Rollers

To prevent the unit tipping over do not tilt the unit more than 15°. Use at least 6 equal sized rollers under the base frame. Each roller must support both outer frames. Ensure the unit is balanced evenly on all the rollers. <15° 3.4 Lifting Weights For details of weights and weight distribution…

INSTALLATION 4.1 Location Requirements transmitted vibration levels are required optional anti-vibration isolators can be supplied loose for site installation. To achieve optimum performance and trouble-free service, it is essential that the proposed installation site meets with the location and…

n

Pipework and fittings must be separately supported to prevent any loading on the heat exchanger(s). Flexible connections are recommended which will also minimise transmission of vibrations to the building. Flexible connections must be used if the unit is mounted on anti-vibration mounts as some…

Pipework Arrangement The following are suggested pipework arrangements for single unit installations. For multiple unit installations, each unit should be piped as shown. Recommendations of the Building Services Research Association Chilled Liquid System / Binder Point 4.6 Connection Types & Sizes…

If relief pipework is common to more than one valve its

cross sectional area must be at least the total required by each valve. Valve types should not be mixed on a common pipe. Precautions should be taken to ensure that the exit of relief valves/vent pipe remain clear of obstructions at all times. 4.7 Condenser Cooling Liquid Systems (YCSE Only) For…

Electrical Connection The following connection recommendations are intended to ensure safe and satisfactory operation of the unit. Failure to follow these recommendations could cause harm to persons, or damage to the unit, and may invalidate the warranty. No additional controls (relays, etc.) should…

Maximum Equivalent Maximum Difference

Piping Length (m) in Height (m) Refrigerant Connections Units are supplied with a nitrogen holding charge. Do not open the unit stop valves until all preparation for field leakage checks has been completed. The refrigerant piping between the unit and the remote condenser should be designed in…

YCRE Refrigerant Piping Arrangements

Field Supplied Unit below Remote Condenser Liquid Loop Liquid Loop Remote Condenser Remote Condenser Oil Trap Oil Trap At each 10 metres At each 10 metres Maximum 25 metres YCRE Unit Oil Trap Oil Trap Receiver Receiver Liquid Loop Remote Condenser Double Riser Oil Trap At each 10 metres YCRE Unit…

4.11 Control Wiring

4.10 Power Wiring The units are suitable for 380 or 400 V, 3 phases + neutral + earth, 50 Hz nominal supplies only. Minimum allowable 360 V. Maximum allowable 440 V. All electrical wiring should be carried out in accordance with local regulations. Route properly sized cables to cable entries on the…

4.12 Connection Diagram

YCSE B A C N° A B C D E Name Main Power/Terminal Board (R,S,T,N) Electrical Box Main Power Switch Main Power Wiring Earth Wiring T he main connection to terminal N is required. D Remove link between 5 and 6 when remote control switch option is fitted E 30mA max EVAP EVAP COND COND SW4 SW5 SW6 DSW1-4…

YCRE

N° Name Main Power/Terminal Board (R,S,T,N) Electrical Box Main Power Switch Main Power Wiring Earth Wiring The main connection to terminal N is required. Remove link between 5 and 6 when remote control switch option is fitted 30mA max EVAP SW4 SW5 SW6 DSW1-4 must be set to ON when remote control…

COMMISSIONING 5.1 Preparation Commissioning of this unit should only be carried out by JCI Authorised personnel who have attended a YCSE/YCRE training course. The unit 'ON/OFF' switch on the front of the control panel has been set to the 'OFF' position at the factory. This switch must remain in the…

Cooler and Condenser flow rates and

pressure drops must be within the limits given in Section 9. Operation outside of these limits is undesirable and could cause damage. Flow switch: Verify a chilled liquid flow switch is correctly fitted in the customer’s pipework on the evaporator outlet, and wired into the control panel correctly.…

UNIT OPERATION 6.1 General Description The units are designed to work independently, or in conjunction with other equipment via a building management system or other automated control system. When operating, the unit controls monitor the chilled liquid system temperature at the unit and take the…

The modes are changed by using the display check

switches SW3 and SW4. Normal Operating Mode SW3 Parameter Setting Mode SW3 SW4 SW4 Alarm Mode 2nd Water Temperature Setting Mode SW3 This example shows that alarm 10 was a system 1 high pressure alarm and alarm 9 was a system 2 high pressure alarm. See Alarm Codes, Pressure/ Temperature Settings and…

Second Water Temperature Setting

This temperature setting provides another setting value for water temperature. It can be changed by a remote signal. Select the Parameter Settings Mode by pressing and holding SW4 for 3 seconds. Press SW4 q to scroll through the parameter settings until the second water temperature setting display…

Alarm Codes

Alarm Display Code No. 1 Comp. No.2 Comp. Function Alarm Display Code No. 1 Comp. No.2 Comp. C1-H1 C2-H2 High Pressure C1-L1 C2-L2 Low Pressure C1-t1 C2-t2 C1-51 C2-52 C1-71 C2-72 C1-61 C2-62 C1-91 C2-92 Cooler Inlet Refrigerant Temperature Low EU-EU C1-28 C2-28 Failure of Suction Gas Pressure…

Pressure/Temperature Settings

Cooling Liquid Leaving Liquid Temp (°C) Protection Pressure Control Suction Gas (Ps) Alarm Discharge Gas (Pd) Water inlet/outlet temp. Freeze Protection Compressor Coil Protection Alarm Protection Alarm Protection Suction Gas Temp (Ts) Alarm Evaporating Gas Temp. (Te) Thermo-off Discharge Gas Temp…

Standard Operating Sequence - YCSE-040, 050, 060, 080, YCRE-040, 050, 060

Control Stage Control Devices Starting Control ON ON ON ON ON ON ON ON OFF OFF ON ON ON ON ON ON OFF OFF - - - - - OFF - OFF - - - - - - - - - - ON ON ON ON ON ON ON ON ON ON ON ON - - - - - - - - - O O O ON Chilled Water Pump - OFF ON ON ON Condenser Water Pump - OFF ON ON ON Operation Switch…

6.5.2 Control Printed Circuit Board

The Control Printed Circuit Board contains various switches for setting the unit control parameters. Switch RSW 1 RSW 2 RSW 3 RSW 4 RSW 5 RSW 6 RSW 7 RSW 8 RSW 9 SW 6 SW 7 SW 8 SW 9 SW 10 SW 11 SW 12 6-8 Function Chilled Water Outlet Temperature Setting Switch Chilled Water Outlet Temperature…

Switch

DSW1 DSW2-1 DSW2-2 DSW3-1 DSW3-2 DSW3-3 to DSW3-7 DSW3-8 DSW3-9 DSW3-10 DSW4-1 DSW4-4 DSW4-2 DSW4-6 DSW4-7 DSW4-3 DSW4-5 DSW4-8 DSW5-1 DSW5-2 DSW5-3 DSW5-4 DSW5-5 DSW5-6 DSW5-7 DSW5-8 DSW5-9 DSW5-10 DSW6-1 to DSW6-4 DSW7-1 DSW7-2 DSW7-3 DSW7-4 Function Not Used Compressor Starting Time Delay Factory…

Chilled Water Outlet Temperature Setting Switch

RSW1 and RSW2 Temperature Band for Stop Setting Switch DSW5-1, DSW5-2 7 ° C fo r c h i l l e d w a t e r o u t l e t te m p e r a t u r e is recommended. The RSW1 and RSW2 dials are factory set at 7 and 0. RSW2 should only be set at 0,1 or 2. 1°C degree is factory default: DSW5-1 ON; DSW5-2 OFF. The…

Interval of Output Signal Time for Load-up 2 and

Load-down Mode Setting Switch: DSW5-9, DSW5-10 60 seconds is factory default: DSW5-9 ON; DSW5-10 ON. The settings for DSW5-9, DSW5-10 are as follows: DSW5 Setting On On On Off Off On Off Off Secs Setting of Compressor Cycling Protection Start: DSW2-1, DSW2-2 This switch sets the compressor starting…

Manual Set Switch C: DSW7-1, DSW7-2,

Selection Switch for Cooling/ Heating Operation: SW8 This switch defines the chilled liquid temperature range. Factory default is COOL, SW8 in the up position. The settings for DSW7-1, DSW7-2 are as follows: DSW7 Setting Temp 1 2 On Off +5°C to -5°C 1 2 Off On -5°C to -10°C 2 1 Off Off +5°C to +15°C…

MAINTENANCE 7.1 General Requirements The units have been designed to operate continuously provided they are regularly maintained and operated within the limitations given in this manual. Each unit should be included in a routine schedule of daily maintenance checks by the operator/customer, backed…

Scheduled Maintenance The maintenance operations detailed in the following table should be carried out on a regular basis by a suitably qualified Service Engineer. It should be noted that the interval necessary between each ‘minor’ and ‘major’ service can vary depending on, for instance…

Trouble Shooting 8.1 Competent Persons Trouble Shooting Guide PROBLEM POSSIBLE CAUSE ACTION Compressor does not operate Interlock circuit for chilled water pump is open Check the pump contactor. Repair or replace, if necessary. Check the pump. Electrical protective devices have tripped. Locate and…

PROBLEM

POSSIBLE CAUSE ACTION High Discharge Pressure Warm inlet water or insufficient water flow through the condenser Open the valve Gas outlet valve on the condenser not completely open Check the valves, capillary tubes and strainer. Replace, if necessary. Overcharged refrigerant Purge the refrigerant.…

TECHNICAL DATA 9.1 Flow Rate and Pressure Drop Graphs YCSE/YCRE Evaporator Water Pressure Drop YCSE Condenser Water Pressure Drop 9-1

Performance Graphs Discharge Pressure - Water Cooled Condenser Discharge Pressure - Air Cooled Condenser 9-2

Suction Pressure - Evaporator

Sub-cooling Temperatures 9-3

Operating Limitations YCSE040 YCSE050 YCSE060 YCSE080 YCSE100 Min. Max. Min. Max. Min. Max. Min. Max. Min. Max. Standard Models Liquid Outlet Temperature °C 5 to 15 (3) (Water) Liquid Outlet Temperature °C -10 to 15 (1) (3) (Glycol) Chilled Liquid Liquid Outlet Temperature 4 to 8 °C Range Evaporator…

Physical Data Standard Models YCSE Number of refrigerant circuits Refrigerant Charge Circuit 1 (/ Circuit 2) Oil Charge Circuit 1 (/ Circuit 2) Number of Compressors Compressor Type Capacity Control Number of Evaporator Type Evaporator Water Volume Water Connections Number of Condenser Type…

Electrical Data YCSE Nominal Running Conditions Maximum Running Conditions (1) (2) Start up Amps(3) kW Amps at 400 V Amps at 400V (1) Nominal Running Amps at 7ºC Leaving Evaporator Liquid Temperature and 35ºC Leaving Condenser Liquid Temperature (2) Maximum Running Amps is the maximum unit running…

Sound Data YCSE LWA LW LWA LW LWA LW LWA LW LWA LW Mean SWL Sound Power Band Levels - Frequency Hz 1000 2000 4000 8000 SPL EN 292-1991 Notes: 1. Sound Power as per Eurovent Specification. 2. Sound Pressure values for EN 292-1991, 1 metre from Control Panel and 1.5 metres from Ground Level in dB(A)…

9-8 Clearances and Foundations

Dimensions Model YCSE 040 9-9

SPARE PARTS 10.1 Renewal Parts List Details of unit spare parts are given in 035-021787-000. Contact your local JCI Sales and Service Centre for information and please quote the unit model number and serial number. When ordering spare parts, we will require the following information to ensure the…

This Page Intentionally Blank

DECOMMISSIONING. DISMANTLING AND DISPOSAL Never release refrigerant to the atmosphere when emptying the refrigerating circuits. Suitable retrieval equipment must be used. If reclaimed refrigerant cannot be reused. It must be returned to the manufacturer. Never discard used compressor oil, as it…

www.johnsoncontrols.com

Инструкция на Чиллеры винтовые с водяным охлаждением конденсатора York серии YCSE040-YCSE100/ YCRE040-YCRE100. Рyкoводство пользователя.

Текст инструкции

Новое в каталогах

Новое в инструкциях