Kooltronic Hazardous Location HL Series Operator'S Manual Download

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Keep This Manual

With Air Conditioner

AIR CONDITIONER

OPERATOR'S MANUAL

CAUTION

BEFORE INSTALLING AND

USING THIS AIR CONDITIONER,

IT IS IMPORTANT THAT THIS

MANUAL BE READ AND

UNDERSTOOD THOROUGHLY

KOOLTRONIC, INC.

30 Pennington-Hopewell Road

Pennington, NJ 08534

609 • 466-3400

FAX: 609 • 466-1114

www.kooltronic.com

900-039-84 (2/20)
(CDR: 20204)

HAZARDOUS LOCATION SERIES

K3A4C18HL58LV

480 VOLT 3-PHASE

U.S. Pat. No. 9,157,670 B2

Find additional information on
this model at kooltronic.com or
use the Technical Documents
QR code below.

Technical

Documents

Summary of Contents for Hazardous Location HL Series

Page 1: ... AND UNDERSTOOD THOROUGHLY KOOLTRONIC INC 30 Pennington Hopewell Road Pennington NJ 08534 609 466 3400 FAX 609 466 1114 www kooltronic com 900 039 84 2 20 CDR 20204 HAZARDOUS LOCATION SERIES K3A4C18HL58LV 480 VOLT 3 PHASE U S Pat No 9 157 670 B2 Find additional information on this model at kooltronic com or use the Technical Documents QR code below Technical Documents ...

Page 2: ...ooting 17 18 XII Warranty 19 NOTE Wiring Schematics are available on the specific model page of the Kooltronic website I Introduction Kooltronic Hazardous Location Air Conditioners HL Series are designed to provide a cool dehumidified environment for your electronic components Our closed loop design also ensures that your components will not be exposed to hot dirty operating conditions This Manual...

Page 3: ...inimum of 5 minutes prior to operating in order to allow the compressor oil to drain to the compressor sump area CAUTION 3 Before operating this unit all electrical wiring must be checked to assure the proper connection to the correct power source Minimum circuit ampacity should be at least 125 of the amperage found on the nameplate for the corresponding voltage Do not exceed the maximum fuse size...

Page 4: ... X PURGE AND CLASS I DIVISION 2 GROUP A B C AND D TYPE Z PURGE ENCLOSURES WHEN INSTALLED ON AN APPROVED PRESSURIZED ENCLOSURE AND CONNECTED TO PURGE PRESSURIZATION CONTROL SYSTEM PER NFPA496 AIR LEAKAGE 0 5 I W G PRESSURE CFM 0 36 INTERNAL PRESSURIZED VOLUME CU FT 7 7 ALL MOTORS ARE THERMALLY PROTECTED UNAUTHORIZED SERVICE OR MODIFICATION VIOLATES WARRANTY NEMA EEMAC UL50 BY UNDERWRITERS LABORATOR...

Page 5: ...n of combustible materials or unless all devices within have been de energized WARNING HIGH TEMPERATURE INTERNAL PARTS This Air Conditioner must not be opened unless the area atmosphere is known to be below the ignitable concentration of combustible materials or unless all devices within have been de energized for at least thirty 30 minutes WARNING FOR CLASS I ENCLOSURE After the Air Conditioner h...

Page 6: ... the pressurized customer enclosure must be connected to the Purge Pressurized Control System by gas air lines in parallel The Kooltronic HL Series Air Conditioner must be powered from the pressurized customer enclosure power supply and the customer enclosure must be controlled by the Purge Pressurized Control System All electrical and electronic components in the Kooltronic HL Series Air Conditio...

Page 7: ...ater consists of a heater a heat control thermostat and a heater limiter The heater control thermostat is a bimetal disk with a fixed set point of 60 F When the entering evaporator air temperature rises above 60 F the heater shuts off and when the evaporator air temperature falls below 40 F the heater will engage The heater limiter features a manual reset This unit is equipped with a Temperature A...

Page 8: ...e the new set point value push the SET key again or wait 10 seconds HOW TO CHANGE A PARAMETER VALUE To change a parameter s value operate as follows 1 Enter the Programming mode by pressing the SET plus down arrow keys for 3 seconds the C or F LED starts blinking 8 2 Select the required parameter Press the SET key to display its value 3 Use up or down arrow keys to change its value 4 Press SET to ...

Page 9: ...ap code 7 0 65535 rEL Software release 0 rSE Real set point 0 onF on off key enabling ES PbC Kind of probe ntc Adr Serial address 1 1 247 HES Differential for energy saving 0 F 54 54 rrd Regulation restart with door open alarm y odc Compress status when open door no nPS Number of activation of pressure switch 15 0 15 did Digital input alarm delay 5 min 0 255 i1F Digital input configuration EAL i1P...

Page 10: ...ge ports The cool air discharged should be less than 70 F when the room temperature is between 70 F and 80 F 9 Reset the thermostat to the factory setting 75 F 10 Turn off the electrical power and disconnect the air conditioner from the power source NOTE Before shipment all Kooltronic Air Conditioners are subjected to a performance test CAUTION VIII Customer Enclosure Requirements 1 The internal a...

Page 11: ... to the enclosure The contact closure may be used with their control system having a timer function and output signal The output signal would energize a solenoid valve equipped with a fixed orifice or an adjustable needle valve within the enclosure This would provide additional pressurized air for a selected period of time typically two to three minutes The relief valve utilized on the purge press...

Page 12: ...allation 1 It is recommended that a lift truck be used for installation 2 These externally mounted air conditioners utilize a gasket to ensure a proper seal This seal is necessary to maintain the integrity of the closed loop system and the enclosure NEMA 4 or NEMA 4X Rating 3 Secure the air conditioner to the enclosure using 28 1 4 20 x 1 1 4 inch stainless steel bolts supplied 4 Using a clamp att...

Page 13: ... 99 51 0 TYP 5 00 127 0 TYP 6 00 152 0 TYP 18 20 462 0 TYP 42 11 0 TYP 1 2 1 53 39 0 TYP 47 12 0 TYP 27 58 701 0 23 6 0 MOUNTING PLAN Dimensions inches metric are for reference only and are subject to change WARM AIR RETURN FROM ENCLOSURE COOL AIR OUTLET TO ENCLOSURE 1 2 K3A4C18HL58LV ...

Page 14: ...20 14 512 0 37 57 954 0 1 61 41 0 94 24 0 5 91 150 0 2 39 61 0 DRAIN 24 25 616 0 19 17 487 0 2 00 51 0 49 12 0 PRESSURE COMPENSATION TERMINAL BLOCK 2 36 60 0 47 58 1209 0 9 30 236 0 10 00 254 0 1 56 40 0 1 81 46 0 4 45 113 0 1 2 3 4 K3A4C18HL58LV Dimensions inches metric are for reference only and are subject to change Drawings and Dimensions con t FILTERED CONDENSER AIR INLET Ambient Air In CONDE...

Page 15: ... Locations when used with an approved Type X Purge System on the electrical enclosure Meets NEC Class I Division 2 Groups A B C D Hazardous Locations when used with an approved Type Z Purge System on the electrical enclosure Temperature Classification is T 4 275 F 135 C Maintains NEMA Type 12 3R 4 4X Ratings per UL50 Cabinets and Boxes Closed Loop Cooling Compressor Short Cycling Protector Filter ...

Page 16: ...hed under warm running water with clean side up If the accumulated dirt is oily washing in a detergent bath is recommended followed by a warm water wash as above After filter removal the exposed condenser coil must be cleaned by pressurized air or pressurized cleaning solution Dirty liquid will be removed through the condenser coil drain pan B Blowers The design life of the blowers used in all Koo...

Page 17: ...the equipment controller or enclosure see below Removing Air Conditioner from Pressurized Enclosure Conform to the applicable provisions of PROCEDURE FOR PROPER PACKING AND SHIPMENT OF KOOLTRONIC AIR CONDITIONERS in this manual under Section III PRODUCT HANDLING F Removing Air Conditioner from Pressurized Enclosure Before removing a Kooltronic HL Series Air Conditioner from a pressurized enclosure...

Page 18: ...condensate Eliminate the frequency of door openings draining and loss of A C sensible cooling performance Unit overcooling Failed Thermostat Check Thermostat wire connections Evaporator Blower Condenser Replace Thermostat Blower and Compressor are running Failed Relay Replace Relay Compressor cycling more than Short circuiting of air Provide baffle in the enclosure separating A C 10 cycles per hou...

Page 19: ...19 XII Warranty ...

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