CIAT Ereba He Series, Инструкция по эксплуатации

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EN-3
EREBA He
CONTENTS
GRAPHICS CONTENT
Graphic 1: Available static pressure for 5 to 15 kW units with hydraulic module ..............31
TABLES CONTENT
Table 1: Minimum and maximum wire section (per phase) for connection to EREBA He
units ..................................................................................................................27
Table 2: Steps to clean, purge, and define a flow rate for hydraulic circuit .......................29
Table 3: Actions in WUI parameter menu or Service tools to activate the cleaning purge and
control of flow rate for hydraulic circuit ......................................................................29
Table 4: Different operating modes .................................................................................59
Table 5: Possible switches to install on system ...............................................................60
Table 6: Different configurations of pump .......................................................................68
Table 7: Different control logic for main pump .................................................................69
Table 8: Different control logic for additional pump ..........................................................69
Table 9: Alarms listing .....................................................................................................80
5 - MAINTENANCE ..............................................................................................75
5.1 - Standard maintenance ............................................................................................75
5.2 - Tightening torques for the main electrical connections ...........................................77
5.3 - Air heat exchanger ..................................................................................................77
5.4 - Water heat exchanger maintenance ........................................................................77
5.5 - Unit maintenance ....................................................................................................77
5.6 - Refrigerant volume ..................................................................................................77
5.7 - Characteristics of R-410A .......................................................................................78
6 - ALARM DESCRIPTION ..................................................................................79
6.1 - Inverter board alarm codes (only for 11-15 kW 1Ph or 3Ph units) ...........................79
6.2 - Alarm listing ............................................................................................................80
7 - PARAMETERS OVERVIEW ............................................................................83
7.1 - Parameters list ........................................................................................................83
7.2 - Description of customized DI/DO configurations .....................................................90
8 - START-UP CHECKLIST FOR EREBA He HEAT PUMPS (USE FOR JOB FILE) ..91
8.1 - General information ................................................................................................91
8.2 - Available options and accessories ..........................................................................91
8.3 - Checks before start of unit ......................................................................................92
8.4 - Checks during operation of unit ..............................................................................92
8.5 - Maintenance checks ...............................................................................................93