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Stainless Steel Type 4X

Catalog Number:  NHZ360846G400
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Model Code:

  • 28663
  • Bulletin Number:

  • MCLH
  • Industry Standards:

    UL/cUL Listed; Type 4; 4X; File No. E469720 CE Class 1 Div 2 Groups A, B, C, D T4
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    Engineered specifically for hazardous location cooling.


  • Reference the Spec Sheet in the Downloads tab for complete product specifications.
  • Units with Remote Access Control utilize a digital controller and communicate via EtherNet/IP, Profinet, Modbus TCP/IP and SNMP over ethernet or modbus RTU over USB.
  • Applications:

  • Onshore and Offshore Oil and Gas
  • Chemical and petrochemical
  • Mining
  • Pharmaceutical
  • Any location with potentially hazardous atmospheres created by vapor
  • Features:

  • Engineered specifically for hazardous location cooling. Not re-built from light industrial air conditioners
  • Attractive design with no heavy cast enclosure and minimal use of visible fasteners
  • Does not require purge and pressurized system
  • Corrosion resistant coating on ambient side components for Type 4X models
  • Corrosion resistant coating on ambient and enclosure side components for Type 4X Offshore models
  • Dust resistant coils for filterless operation in most environments
  • Cleanable, reusable aluminum mesh filter protects coils for extremely dusty and dirty atmospheres
  • Digital temperature control
  • Narrow design to accommodate 12-in (300-mm) deep cabinets
  • R134a earth-friendly refrigerants
  • Models for 115, 230 and 400/460 3-phase VAC power input
  • UL Listed to save customers time and money with agency approvals
  • Easy-Mount flanges for simple installation
  • Standard Type 4/4X models include: - Active condensate management with heater strip - Compresser Heater - Head Pressure Control - Power-off relay for door switch and other system requirements - Malfunction switch
  • Specifications:

  • Nominal cooling capacities:
  • - NHZ28 4000 BTU/hr. (1172 W)
  • - NHZ36 6000 & 8000 BTU/hr. (1758 and 2344 W)
  • - NHZ43 11000 BTU/hr. (3223 W)
  • Outdoor model operating temperature range from -40 F/ -40 C to 131 F/ 55 C (125 F/52 C on NHZ28 Series and NHZ43 Series 115V)
  • Finish:

  • Type 4 models RAL 7035 light-gray, semi-textured powder-coat paint
  • Type 4X and Offshore models Stainless Steel 316L
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    Stainless Steel Type 4X
    Catalog Number
    Description Stainless Steel Type 4X
    Width (in.) 11.50
    Depth (in.) 14.00
    Fahrenheit Min. -40
    Fahrenheit Max. 131
    Max Current (A) 3.4
    Weight (lb.) 114
    Voltage 400 - 460 VAC
    Nominal BTU/Hr. 8500
    Nominal Watts 2489
    Height (in.) 36.0
    No accessories available.