CFR • STANDARD & OPTIONAL FEATURES
STANDARD FEATURES
Construction
• ARI 880 certified and labeled
• 22 gauge galvanized steel casing and valve
• ¾" 4 lb./ft
3
skin, dual density fiberglass insulation
• Large access opening allowing removal of complete
fan assembly for all heating coil options
Fan Assembly
• Forward curved, dynamically balanced, direct
drive, galvanized fan wheel
• 115 or 277 volt single phase, three tap PSC motor
• SCR fan speed controller
• Quick-select motor speed terminal
• Permanently lubricated motor bearings
• Thermally protected motor
• Vibration isolation motor mounts
• Single point wiring
Primary Air Valve
• Embossed rigidity rings
• Low thermal conductance damper shaft
• Position indicator on end of damper shaft
• Mechanical stops for open and closed position
• FlowStar™ center averaging airflow sensor
• Brass balancing tees
• Plenum rated sensor tubing
Hot Water Coils
• Designed and manufactured by ENVIRO-TEC
®
• ARI 410 certified and labeled
• 1, 2, 3, 4 row coils
• Tested at a minimum of 450 PSIG under water and
rated at 300 PSIG working pressure at 200°F
• Left or right hand connections
Electrical
• cETL listed for safety compliance
• NEMA 1 wiring enclosure
Electric Heat
• ETL listed as an assembly for safety compliance per
UL 1995
• Integral electric heat assembly
• Automatic reset primary and back-up secondary
thermal limits
• Single point power connection
• Hinged electrical enclosure door
• Fusing per NEC
OPTIONAL FEATURES
Construction
• 20 gauge galvanized steel construction
• 1" insulation
• Foil faced scrim backed insulation
• Double wall construction with 22 gauge liner
• 1" throwaway filter
Fan Assembly
• 208-230 volt PSC motor
• 220-240 volt 50 Hz motor
• 120, 208, 240 and 277 volt ECM™ fan motor
Electrical
• Full unit toggle disconnect
• Inline motor fusing
• Primary and secondary transformer fusing
Electric Heat
• Proportional (SSR) heater control
• Mercury contactors
• Door interlocking disconnect switches
Controls
• Factory provided controls include:
- Analog electronic
- Pneumatic
• Consignment DDC controls (factory mount and wire
controls provided by others)
Piping Packages
• Factory assembled – shipped loose for field
installation
• 1/2" and 3/4", 2 way, normally closed,
two position electric motorized valves
• Isolation ball valves with memory stop
• Fixed and adjustable flow control devices
• Unions and P/T ports
• Floating point modulating control valves
• High pressure close-off actuators
(1/2" = 50 PSIG; 3/4" = 25 PSIG)
32
CFR Catalog • ©May, 2006 Environmental Technologies, Inc.
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