Avtron LPH150S Instruction Manual

Compact ac load bank

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AVTRON MODEL LPH150S

COMPACT AC LOAD BANK

Part Number LPH150S 994495

150 KW @ 480V, 3-Phase, 60 Hz

150 KW @ 240V, 3-Phase, 60 Hz

115 KW @ 208V, 3-Phase, 60 Hz

74.5 KW @ 240V, 1-Phase, 60 Hz

56 KW @ 208V, 1-Phase, 60 Hz

18.6 KW @ 120V, 1 Phase 60 Hz

2014 Avtron Loadbank, Inc.

February 10, 2014

Cleveland, Ohio

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Summary of Contents for Avtron LPH150S

Page 1 AVTRON MODEL LPH150S COMPACT AC LOAD BANK Part Number LPH150S 994495 150 KW @ 480V, 3-Phase, 60 Hz 150 KW @ 240V, 3-Phase, 60 Hz 115 KW @ 208V, 3-Phase, 60 Hz 74.5 KW @ 240V, 1-Phase, 60 Hz 56 KW @ 208V, 1-Phase, 60 Hz 18.6 KW @ 120V, 1 Phase 60 Hz...
Page 3 SAFETY CONSIDERATIONS ................1-1 DESCRIPTION ....................2-1 INSTALLATION ....................3-1 OPERATION ....................... 4-1 MAINTENANCE ....................5-1 REPLACEMENT PARTS LIST ................6-1 APPENDIX - Avtron Load Bank Troubleshooting Guide DRAWINGS 1012171 Outline Drawing, Load Bank 994496 Schematic VENDOR DATA (Provided Separately)
Page 4 TABLE OF CONTENTS CONTINUED OPTIONAL EQUIPMENT Case, Transport 1008087 Cable Set 1010921 (Includes Protective Cap) Cap, Protective 428028 (Required For Single-Phase Operation) Sigma Line Terminator Plug PR01014 SUPPLIED WITH Intelligent Hand-Held Controller 10 Meter Communication Cable 115 VAC Control Power Cord Protective Plug 428028 (For Single-Phase Operation)
Page 5 Damage to the equipment and potentially hazardous conditions for personnel may occur if a CAUTION statement is ignored. Each Avtron unit is safety checked for opens and shorts, and the insulation is high potential tested to ensure safe operation. All fuses, safety interlocks, and related safety equipment have been proven reliable as part of the testing procedure of each unit.
Page 6 Avtron Model LPH150S” AC Load Bank Safety Considerations Part Number LPH150S 994495 Do not bypass the temperature sensing switches to prevent nuisance tripping. The switches will drop out the load if insufficient cooling air is reaching the elements. ************************************************************* W A R N I N G Personal injury from electrical shock may result if all sources of power are not disconnected before servicing.
Page 7 Avtron Model LPH150S” AC Load Bank Safety Considerations Part Number LPH150S 994495 The POWER ON/OFF switch will disconnect both load steps and fan motor. The power source EMERGENCY OFF switch should be located near the load system. 11. An approved electrical fire extinguisher should be on hand at all times.
Page 8 SECTION II DESCRIPTION The Avtron Model LPH150S Load Bank is designed for electrically loading and testing power sources and is intended for job site use. The loading capability of the Load Bank depends on voltage. Refer to Table 1-1 below.
Page 9 Avtron Model LPH150S” AC Load Bank Description Part Number LPH150S 994495 Figure 2-1. LPH150S Front Panel...
Page 10 13. GND – CamLock connector for ground- this must be connected for safe operation of the Load Bank. ENCLOSURE The outside dimensions of the Model LPH150S Load Bank are shown on Outline Drawing 1012171. The Load Bank is fabricated of aluminized steel, assembled with SST hardware, and mounted on casters.
Page 11 Avtron Model LPH150S” AC Load Bank Description Part Number LPH150S 994495 ************************************************************* C A U T I O N Do not allow the Load Bank to be placed where hot exhaust air can recirculate back through the unit causing a constant rise in cooling air temperature.
Page 12 LOCATION The LPH150S is a portable Load Bank, and should be used in a cool, well-ventilated area. Cool air must be continually available and the hot exhaust air must be dissipated, not recirculated through the unit.
Page 13 Avtron Model LPH150S AC Load Bank Installation Part Number LPH150S 994495 Recirculating Airflow - If the hot, exhausted air is permitted to recirculate through the Load Bank, it will reach such a high temperature and low density that it will no longer cool the resistance elements.
Page 14 Avtron Model LPH150S AC Load Bank Installation Part Number LPH150S 994495 ************************************************************* W A R N I N G Do not energize the Load Bank with the top cover removed. ************************************************************* C A U T I O N Make sure the top cover panel is securely fastened to the frame.
Page 15 Avtron Model LPH150S AC Load Bank Operation Part Number LPH150S 994495 SECTION IV OPERATION PURPOSE AND USE OF CONTROLS CONTROL POWER ON/OFF switch - Turns on the cooling fans and powers remainder of control circuit, as well as the digital meter.
Page 16 Part Number LPH150S 994495 CONNECTING MULTIPLE LOAD BANKS TOGETHER A feature of Avtron load banks that employ Sigma controls is the ability to connect load banks together of different or similar ratings to effectively create a single operational load bank of larger capacity.
Page 17 Avtron Model LPH150S AC Load Bank Operation Part Number LPH150S 994495 LOAD BANK EMERGENCY OPERATION If the IHT is missing or damaged it is possible to operate a single load bank using the station select rotary switch. To enable this control mode: ...
Page 18 Avtron Model LPH150S AC Load Bank Operation Part Number LPH150S 994495 ************************************************************* W A R N I N G DO NOT touch the exhaust screen during operation. The screen will become hot from the exhausted heat and may cause a serious burn.
Page 19 Electric tools used during repair should be grounded. For example, use only anti-static type solder suckers and grounded tip soldering irons. Discharge non-electric tools before use. · Pack ESD items in static shielding containers before shipping them to Avtron for repair. * Styrofoam® is a registered trademark of Dow Chemical.
Page 20 Avtron Model LPH150S AC Load Bank Maintenance Part Number LPH150S 994495 SECTION V MAINTENANCE To provide long equipment life and to reduce the chance of electric shock, fires, and personal injury, good maintenance procedures must be used. Before servicing, review the SAFETY CONSIDERATIONS section of this manual.
Page 21 Replace all access panels and screens. Tighten all the fastening hardware securely. PARTS REPLACEMENT Access to any component is easily made with the removal of the cover panels. Replaceable components in the unit are listed in the replacement parts list. Avtron maintains an inventory of normally used items.
Page 22 Part Number LPH150S 994495 SECTION VI REPLACEMENT PARTS LIST INTRODUCTION The parts list in this section contains the description, quantity required, and Avtron part numbers for each listed part. The list also includes schematic reference designators to facilitate parts identification.
Page 23 Avtron Model LPH150S AC Load Bank Replacement Parts List Part Number LPH150S 994495 REPLACEMENT PARTS LIST SCHEMATIC AVTRON QTY/ DESCRIPTION REFERENCE UNIT AVTRON MODEL LPH-150S LOAD BANK, OUTDOOR LPH-150S 994495 .SCHEMATIC 994496 CT1,2,3 .TRANSFORMER, CURRENT 400:1 371281 J1-3 .CONNECTOR, RECEPTACLE 314900 .FUSE, 15A...
Page 24 Avtron Model LPH150S AC Load Bank Replacement Parts List Part Number LPH150S 994495 SCHEMATIC AVTRON QTY/ DESCRIPTION REFERENCE UNIT S500 .SWITCH, SELECTOR EI00744 XJ1-3 .CONNECTOR, FEMALE, BLACK 315001 .CONNECTOR, FEMALE, GREEN 315978 S100 .SWITCH, 2 POSITION, SELECTOR 1009221 Form No. 755A...
Page 29 CONTROL POWER START STATUS: UNIT ON TEST FUSE STOP/RESET STATION SELECT 15 A PHASE SELECT 3 PH 1 PH WARNING WARNING INSURE SELECTOR LOAD CABLES MUST BE INSTALLED SWITCH IS SET TO AND LOCKED IN PLACE PRIOR TO CONNECTION PHASE TYPE OF TO GENERATOR OR POWER SOURCE SOURCE.
Page 30 *OPTIONAL SHIPPING CASE SHOWN ON THIS SHEET* 6255 HALLE DRIVE CLEVELAND, OH 44125 LOAD BANK, COMPACT 1012171 FORM 832B-LB, 2/20/2012...
Page 38 Sigma IHT Version 4 Quickstart Setting Up When in SETTINGS you can press the + and – keys to quickly change the screen This Quickstart guide, along with the in-built help, will help contrast. you get the best out of your Sigma IHT. The Sigma Intelligent Hand-held Terminal (IHT) provides full load control and three-phase instrumentation on any Froment Sigma-equipped load bank.
Page 39 Sigma IHT Version 4 Quickstart Testing 5. Apply Load The second and third instrumentation pages provide all the electrical data required when full-load testing. Displayed on the right are the voltage and frequency; below There are four pages; which offer different views of TEST each are the maximum and minimum values for the last load change.
Page 80 SIGMA 2 COM CABLE HANDLING AND INSTALLATION INFO SHEET DATE: REVISION: 1 10/14/2021 SUBJECT: SIGMA 2 Communication Cable Handling and Care EQUIPMENT AFFECTED: All Sigma 2 Controllers, Communication Cables & Unit Receptacles This information sheet must be reviewed prior to the installation of Sigma communications cables. OVERVIEW: Comrent carries numerous units in inventory that have Sigma 2 remote operating systems installed.
Page 81 SIGMA 2 COM CABLE HANDLING AND INSTALLATION INFO SHEET b. Inspect connectors for damage, connectors shall be round and NOT oval. If a connector is not round and apparently damaged with a flat spot or oval shape, it shall NOT be installed. A replacement cable must be utilized.

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994495