Ruffneck FX5-240360-150-WTD Explosion Proof Electric Air Heater w/Options(T+D)

Description

Ruffneck FX5-240360-150-WTD Explosion Proof Electric Air Heater w/Options(T+D).
HAZARDOUS LOCATIONS
BUILT-IN:
Explosion proof  Hazardous location built-inThermostat(T) w/ Exterior  control
Exterior Hazardous Rated Exterior Disconnect (D)
Date of Mfg 09/2020
The Ruffneck™ FX5 Explosion-Proof Electric Air Unit Heater is designed for the harshest industrial environments and intended for dry indoor industrial applications such as oil refineries, petrochemical plants, pulp and paper mills, grain elevators, hazardous waste storage facilities, wastewater treatment plants. This heater is ideal anywhere that specific explosive gases or dusts may be present.
Suitable for the following Hazardous Location Classifications:
Class I, Division 1 & 2, Groups C & D
Class II, Division 1, Groups E, F & G
Class II, Division 2, Groups F & G
Class I, Zones 1 & 2, Groups IIA & IIB
Features
Enclosures
NEMA Type 7 & 9. For dry, indoor use only. Do not immerse in water. Do not store or use in areas exposed to rain or snow
Motor Type
Explosion-proof. Thermally protected. Permanently lubricated ball bearings. 1725 RPM
Fan
Aluminum blade. Steel spider and hub with 5/8" (15.875 mm) bore
Fan Guard
Split design with close wire spacing. 1/4" (6.3 mm) diameter probe will not enter
Mounting
Holes
Two 9/16". (14.3 mm) diameter holes at top
Heating Elements
Three long-life, low watt-density, high grade metal-sheathed elements
Temperature High‑Limit
Automatic reset type, snap-action bimetal, open on temperature rise. Rated 100,000 cycles at 10 amps, handles 0.128 amps
Control Circuit
120V, 0.128 amps, 15 VA. (Grounded)
Slim Junction Box
10.25" (230 mm) x 8.00" (180 mm) x 6.75" (172 mm)
Cabinet Material
12-gauge (0.104") (2.60 mm) steel. Epoxy coated with five-stage pretreatment, including iron phosphate. Optional stainless steel.
Heat Transfer Fluid
Long life formulated propylene glycol and water
Contactor
75 amps. Rated for 1,000,000 mechanical operations. 120V, 15 VA coil (separately fuse-protected)
Control Transformer
Multi-tap primary, 120V secondary, 50 VA
Overpressure Protection
Preset 100 psig (690 kPa) pressure relief valve, aluminum body, no field serviceable parts
Operational Temperature Limitations
-4ºF to 104ºF (-20ºC to 40ºC); for “B” units -58ºF to 104ºF (-50ºC to 40ºC)
Conduit Material
Heavy walled, 0.122" (3.1 mm) Steel
Core
Steel with integral aluminum fins, vacuum charged and hermetically sealed
Storage Limitations
-58°F to 176°F (-50°C to 80°C), short term to 248°F (120°C). Do not immerse in water. Do not expose to rain or snow
Optional Built‑in Thermostat
Explosion-proof. 36°F to 82°F (2°C to 28°C)
Unit pallet packaged for freight.