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Kelvion TEC1 - User Manual

Kelvion TEC1
46 pages
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Searle Air Coolers
INSTALLATION AND
MAINTENANCE
INSTRUCTIONS

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Summary

Introduction to Searle Air Coolers

Health and Safety Instructions

Electrical Voltage Safety

Ensure power supply is isolated before installation or maintenance work.

Protective Clothing Recommendations

Wear appropriate clothing to protect against cuts from sharp edges and moving fan parts.

Warranty Procedure

Submitting a Warranty Claim

Information required includes customer and Kelvion details, unit serial number, date of installation, and defect details.

Handling Warranty Claims

Kelvion must approve any work; items may be replaced or rectified based on claim validity.

Labelling on Units

Labelling on KEC, KME, TEC, DSR, LSR, SM

Diagram showing label locations on specific cooler models.

Labelling on FM Models

Diagram showing label locations on FM models.

Danger and Caution Labels

Warning labels indicating electrical and general hazards.

Name Plate Information

Plate containing essential unit specifications and serial number.

Electrical Supply Information

Details regarding the required electrical supply for the unit.

Packaging

Packaging Symbols

Symbols indicating handling requirements: Keep dry, This way up, Fragile, Recycle, Stacking.

Wooden Crate Handling

Details on GSL wooden crates and handling precautions.

Loading and Handling

General Loading and Handling

Use appropriate equipment for loading/unloading, considering unit size and weight.

Transportation Procedures

Instructions for transporting units, including drainpan orientation.

Forklift Loading and Unloading

Correct forklift placement for loading and unloading units, and receipt inspection.

Location Guidance and Installation

Unpacking KEC and KMe

Steps for unpacking KEC and KMe units, including drainpan adjustment.

Unpacking DSR, LSR, SM, and TEC

Steps for unpacking DSR, LSR, SM, and TEC units from packaging.

Unit Location Requirements

Ensure unobstructed air distribution, level installation, and maintenance access.

Dimension Data for Unit Models

Table providing dimensional data for TEC, KEC, KME, DSR, LSR, SM, FM models.

Unit Mounting Procedures

Guidelines and warnings for mounting units, using provided slots, and ensuring secure installation.

Mounting a TEC Unit

Procedure for attaching an additional drainpan for wall-mounted TEC units.

Pipework

Pipework Suitability and Quality

Pipework must be suitable for working fluid, conditions, and pressure; meet refrigeration quality.

Brazing Procedures and Hazards

Guidelines for brazing, including safety warnings and temperature limits.

Pipework Hazards

Awareness of hazards like frost burns, heat burns, cuts, and inhalation during pipework.

Condensate Drainage & Pump Kit Options

Drainage Requirements

Drain tray must slope towards drain, with equivalent drainline size and adequate fall.

Condensate Pump Kit Instructions

Step-by-step guide for fitting the condensate pump kit to DSR units.

Storage

Storage Guidelines and Inspection

Store in dry, clean area; inspect upon receipt; avoid long storage periods.

Holding Charge Release

Procedure for safely releasing the 1 bar holding charge (N2) before removing caps.

TEV Selection

TEV Selection for DSR, LSR, SM, FM

Guidelines for sizing TEVs, including pressure drop allowances for different refrigerants.

TEV Selection for KEC, KME, TEC

Guidelines for sizing TEVs for KEC, KME, and TEC models.

Dual Orifice

Dual Orifice Features

Features include dual orifice assembly, screwed cap, and Schrader valve.

System Performance and Pressure Drop

System performance influenced by TEV; allow for distributor pressure drop.

Handling and Safety Warnings

Handle distributor cap carefully and ensure refrigerant evacuation before removal.

Evacuation

Fluid Cooler Protection

Protect fluid coolers using water-based solutions with anti-freeze.

System Evacuation Procedure

Evacuate the system in accordance with standard refrigeration operating procedures.

Electrical Installation

Electrical Safety and Connections

Ensure electrical safety and proper connection of unit wiring.

Motor Operation and Cable Management

Details on AC motor operation, cable support, and testing.

Unit Isolation and Protection

Responsibility for providing unit isolation and over/short circuit protection.

Wiring Diagrams

Wiring for KEC, KECX, KECP

Diagrams for KEC, KECX, and KECP models.

KEC 10-30 Wiring

Specific wiring diagrams for KEC 10 to 30 models.

KEC 35-70 Wiring

Specific wiring diagrams for KEC 35 to 70 models.

Wiring for KME, KMCX, KMCP

Diagrams for KME, KMCX, and KMCP models.

KME Fan and Defrost Wiring

Wiring diagrams for KME models with fan and defrost options.

Wiring for TEC, TECX, TECP

Diagrams for TEC, TECX, and TECP models.

TEC Fan and Defrost Wiring

Wiring diagrams for TEC models with fan and defrost options.

Wiring for DSR

Diagrams for DSR models.

DSR 19-22 Wiring

Specific wiring diagrams for DSR 19 and 22 models.

DSR 36-83 Wiring

Specific wiring diagrams for DSR 36 to 83 models.

DSR 100-116 Wiring

Specific wiring diagrams for DSR 100 and 116 models.

Wiring for SM

Diagrams for SM models.

SM 16-30 Fan Wiring

Wiring diagrams for SM 16-30 models with fan supply.

SM 16-30 Defrost Wiring

Wiring diagrams for SM 16-30 models with defrost supply.

Wiring for FM

Diagrams for FM models.

FM 20-36 Fan Wiring

Wiring diagrams for FM 20-36 models with fan supply.

FM;SM Peripheral Heater Wiring

Wiring for FM/SM peripheral heaters.

FM 20-36 Defrost Wiring

Wiring diagrams for FM 20-36 models with defrost supply.

Wiring for LSR

Diagrams for LSR models.

LSR 12 n Fan and Defrost Wiring

Wiring diagrams for LSR 12n models with fan and defrost.

Defrost

Defrost Methods Overview

Discussion of various defrost methods: natural, electrical elements, hot gas, water, glycol.

HG(E)A;B Reverse Cycle Defrost

Uses condenser as evaporator; refrigeration system acts as heat pump.

Initial Defrost Termination Settings

Settings for time/time and time/temperature defrost termination systems.

Defrost Termination Systems

Time/pressure termination and probe placement guidance.

Coil Heaters

Coil Heater Replacement

Procedure for disconnecting and replacing coil block heaters, retaining clips.

Drain Pan Heater Replacement

Procedure for replacing drain pan heater elements.

Initial Starting

Pre-run Checks and Unit Securing

Perform pre-run checks and ensure unit is secured correctly before operation.

Maintenance

WARNING: Electrical Isolation

The unit must be electrically isolated before performing maintenance work.

Routine Maintenance Checks

Perform monthly, 12-monthly, and annual checks for optimal performance.

Maintenance Hazards

Be aware of explosion risk and electrical voltage hazards during maintenance.

Coil Cleaning

Coil Cleaning Procedures

Clean coils using brush, compressed air, or pressure washer; use suitable fluids.

Standards

Applicable Standards

List of relevant directives and standards including PED, Machines, Refrigeration, and Electrical.

Invalidation of Guarantee

Reasons for Guarantee Invalidation

Invalidation due to incorrect installation, failure to maintain, non-Kelvion parts, or misuse.

TEC Drawings and Dimensions

TEC Dimension Data and Options

Table providing dimensional data and part numbers for TEC options.

KEC Drawings and Dimensions

KEC Dimensions and Brackets

Table for KEC model dimensions and details on hanging brackets.

KMe Drawings and Dimensions

KMe Dimensions

Table providing dimensions A and F for various KMe models.

LSR Drawings and Dimensions

LSR Dimensions and Weights

Table detailing dimensions and Cu/Al/Cu weights for LSR models.

FM Dimensions - Vertical

FM Dimensions (A, B)

Table providing dimensions A and B for FM models.

FM Dimensions (A, B, C)

Table providing dimensions A, B, and C for FM models.

SM Drawings and Dimensions

SM Dimensions

Table providing E Min dimension for SM models.

Product Dimensions Summary

Product Dimension Data

Summary table of model, case height, fans, spacing, unit height, and weight.

Kelvion TEC1 Specifications

General IconGeneral
Dimensions40mm x 40mm x 3.8mm
TypeThermoelectric Cooler
Voltage12V
Current6A
Power72W
Operating Temperature-55°C to +83°C