Special Features; Control Panel - Friedrich Hazardgard Article 501 Manual De Instalación Y Funcionamiento

Hazardgard Special Features
• Permanent Split-Capacitor, totally enclosed fan motor to
assure efficient operation even under adverse electrical
conditions.
• Motor has a special stainless steel shaft to resist corrosion
and a hermetically sealed overload for arc-free operation.
• High capacity compressor with internal hermetically sealed
overload.
• Contains transient voltage suppressor to protect controls
against transient voltage spikes. Provides solid state switches
for arc- free operation.
• Hot gas bypass low ambient control to permit operation without
freezing at outdoor ambient temperatures as low as 45°F (7°C).
• IP44 Environmentally sealed electrical components protect
against ingress of moisture ( ATEX & IECEx )
• Polyester powder finish, oven-baked for an attractive, long-
lasting finish
Friedrich Air Conditioning quality has been proven by more than 30 years of successful experience from the Gulf of Mexico
to the searing sands of the Arabian Desert.

Control Panel

Function Control (Power)
This switch is a double pole, single throw toggle switch.
ON - Turns everything on.
OFF - Turns everything off.
WARNING
POWER MUST BE DISCONNECTED AT
CIRCUIT BREAKER/FUSE BEFORE SERVICING!
Temperature Control
The knob at the bottom is the thermostat which is a cross ambient type
used to maintain the desired comfort level. The thermostat reacts only to
a change in temperature at the bulb location - turn the knob clockwise to
set cooler, counter- clockwise for warmer.
Friedrich leads with the first UL Listed Room Air Conditioners designed
to cool living quarters and other enclosures situated in hazardous loca-
tions where specific volatile flammable liquids or gases are handled or
used with enclosed containers or systems.
Friedrich Hazardgard room air conditioners are designed to meet the
National Electrical Code, Article 500 requirements for Class I, Division
2, Groups A,B,C,D Hazardous locations, CERTIFIED BY UNDERWRITERS
LABORATORIES FOR USE IN CLASS 1, DIVISION 2, GROUPS A,B,C,D
HAZARDOUS LOCATIONS.
• Copper tubing/aluminum hydrophilic coated fin coils
• Galvanized steel cabinet and base pan, all bonderized.
• Slide-out chassis for easy installation in window or through–
the–wall.
• Extra insulation inside, including completely insulated plenum
chamber for quieter, more efficient cooling.
• Entire unit test run in environmental chamber before crating.
• Eight-way air flow control for uniform circulation
• Condensate drain with exclusive mosquito trap.
• 15amp or 20amp circuit with time-delay fuse required.
Accommodates direct wiring.
• Long lasting 3/8" (10mm) thick air filter, germicidally treated,
easily removed for cleaning
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