Foster FTG3.5-5 Technical Manual

Duet condensing unit/cooler

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Duet Condensing
Unit/Cooler

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Summary of Contents for Foster FTG3.5-5

  • Page 1 Duet Condensing Unit/Cooler...
  • Page 2: Table Of Contents

    Product Support and Installation contractors are required to: 1. Ensure that wherever possible waste is removed from the client’s site, where arrangements are in place all waste should be retumed to Foster Refrigerator’s premises. In certain circumstances waste may be disposed of on the clients site; if permission is given, if the client has arrangements in place for the type of waste.
  • Page 3: Duet Package Refrigeration System

    Duet Package Refrigeration System The Duet Package Refrigeration System Comprises of: • Lockable isolator switch • White enclosure Air Cooled Condensing Unit (standard items) • Remote alarm contacts • Compressor Ancillaries (supplied loose) • Air cooled condenser • Liquid receiver •...
  • Page 4: Cooler Specifications

    Cooler Specification...
  • Page 6: Fks Cooler Dimensions

    FKS Cooler Dimensions...
  • Page 7: Ftg Cooler Dimensions

    FTG Cooler Dimensions LIQUID AND SUCTION LINE PIPE SIZE Model 32°C Ambient Model 43°C Ambient Liquid Line Pipe Size Suction Line Pipe Size Liquid Line Pipe Size Suction Line Pipe Size Horizontal (Vertical) Horizontal (Vertical) Duet Duet 1-1 H/M 3/8” 3/8”...
  • Page 8: Control Panel

    Control Panel The control panel contains a microprocessor temperature controller indicator automatically controlling the required process to maintain the correct storage temperature within the coldroom and initiate and control defrost and evaporator fan functions. The controllers are pre-set prior to leaving the factory but should it be necessary to make an adjustment the following procedures should be followed.
  • Page 9: Thermostat Function

    MICROPROCESSOR CONTROLS Drain down time (mins) Duet ‘M’ and ‘L’ Series Display during defrost All controller parameters are factory set for optimum storage conditions. = Temperature display The parameters should only be adjusted by persons familiar with the — 01 = DEF is displayed during defrost and until air unit operation and controller functions.
  • Page 10: Display

    Display ] or [ The value of a selected parameter is checked by pressing - [ ] and When the unit is switched on the display shows “- - -” for a period of may be altered by pressing at the same time [ ] + [ ] or five seconds, during which the controller performs a self check.
  • Page 11: Electrical System Description

    DUET ‘C’, ‘F’, ‘M’, ‘L’ AND ‘IC’ SERIES Par. No. Units Deg Deg Deg Min Min Sec Hrs Deg Min Min Min Flag Flag Min Deg Flag Deg Deg Min Flag Deg Deg Deg Flag Mnemonic SPL SPh hYS coF con cdc crS drE drP diS dtY doP Fct...
  • Page 12: Duet Package Wiring Schematic

    Duet Package Wiring Schematic Fig 1. Wiring Diagram 00-838359-00 Supply In: 400v—50—3 + N 00-838362-00 (See page 11 for model reference) HP/LP Condenser Fan Pressure Switch 3 core Control Panel Crankcase Htr. – 1mm 3 core (Optional) Condensing Unit Compressor/Fan – 2.5mm 5 core Liq.
  • Page 13: Duet Installation Guidelines

    Duet Installation Guide Notes 1. GENERAL 4. EVAPORATORS / COOLERS Installation should be carried out by competent persons adopting FTG Range - Ceiling Mounted codes of good refrigeration practices as detailed in BS.EN 378-1:2000 These are used for small coldroom applications and are available for Refrigerating Systems and Heat Pumps - Safety and environmental both high and low temperature conditions.
  • Page 14 Foster Refrigerator Oldmedow Road, King’s Lynn, Norfolk PE30 4JU England Tel: 01553 691122 Fax: 01553 691447 Website: www.fosterrefrigerator.co.uk E-mail: sales@foster-uk.com a Division of ITW (UK) Ltd. DUET/TM/05/05...

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