Hoffman NHZ280446G300 | SpectraCool Narrow Hazardous Location NHZ28 AC, 4000BTU 400/460V, Lt Gray, Glv Steel

SpectraCool Narrow Hazardous Location Indoor/Outdoor air conditioners are engineered specifically for hazardous location cooling. Attractive design with no heavy cast enclosure and minimal use of visible fasteners. Air conditioners do not require a purge and pressurized system.

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.

Main Features

• Not re-built from light industrial air conditioners
• Painted galvanized sheet metal cover for rugged factory and outdoor environments
• 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
• - Compressor Heater
• - Head Pressure Control
• - Malfunction switch
• 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)

Industry Standards

• UL/cUL Listed; Type 4; 4X; File No. E469720
• CE
• Class 1 Div 2 Groups A, B, C, D T4

Specifications

Height	28 in / 711.2 mm
Width	11.5 in / 292.1 mm
Depth	14 in / 355.6 mm
Nominal Capacity Btu/h	4000 Btu/h
Nominal Capacity Watts	1172 W
Nominal Voltage	460 V
Number of Phases	1
Voltage AC	400 V
Operating Temperature	-40 to 125 °F / -40 to 52 °C
Max Current	2.5 A
Remote Access Control	No
Material	Mild Steel
BULLETIN NUMBER	MCLH

Documents and Downloads

Hoffman NHZ280446G300 CE-00157	Click to View
Hoffman NHZ280446G300 Data Sheet	Click to View