Specification Sheet

Specifications subject to change without notice.
51871200506
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PHD4 ACCESSORIES
Accessory Model Number Description Use With
CURBS
CPRFCURB011B00 Roof Curb, 14” High 24 - 30
CPRFCURB013B00 Roof Curb, 14” High 36 - 60
Note: CPRFCURB011B00 can be used with 42-60sizeunitswithsomeoverhang.
ADAPTER CURBS*
CPADCURB001A00 Adapter curb for use with NPRFCURB006A00 & NPRFCURB007A00 24 - 30
CPADCURB002A00 Adapter curb for use with NPRFCURB008A00 & NPRFCURB009A00 36 - 60
* Can also be used when replacing other manufacturer’s older generation units that contain a composite base without a metal base rail.
CONCENTRIC ADAPTERS - (Use with curb only)
NPCONADP001A00 For 18” round duct (use with curb CPRFCURB011B00) Small Curb
NPCONADP002A00 For 18” round duct (use with curb CPRFCURB013B00) Large Curb
ECONOMIZERS
CPECOMZR007B00
Dedicated Vertical Economizer - Internal with solid state controller, gear
driven, fully modulating damper , spring return actuator , up to 50% baro-
metric relief, supply and dry bulb outdoor air sensors. Includes filter rack
with 1” filters.
24, 30
CPECOMZR008A00 42, 48
CPECOMZR009A00 36, 60
CPECOMZR010A00
Dedicated Horizontal Economizer - Internal with solid state controller,
fully modulating damper, spring return actuator, supply and dry bulb
outdoor air sensor, and low ambient compressor lockout switch included.
Includes filter rack with 1- inch filters.
24, 30
CPECOMZR011A00 42, 48
CPECOMZR012A00 36, 60
CPRLYKIT001A00 Economizer Relay for Heat Pumps ALL
AXB078ENT Outdoor Enthalpy Control ALL
* Outdoor enthalpy available as field installed accessory; Filter rack and 1” filter, same as CPFILTRK kit
DAMPERS
CPMANDPR007A00
Manual Outside Air Damper
(Includes filter rack and 1” filter, same as CPFILTRK kit)
24, 30
CPMANDPR008A00 42, 48
CPMANDPR009A00 36, 60
INTERNAL FILTER RACKS
CPFILTRK007A00
Internal Filter Rack (includes 1- inch filters)
24, 30
CPFILTRK008A00 42, 48
CPFILTRK009A00 36, 60
CRANKCASE HEATERS
CPCRKHTR008A00
240V Crankcase Heater
24 - 36
CPCRKHTR004A00 42 - 60
CPCRKHTR009A00
460V Crankcase Heater
24 - 36
CPCRKHTR005A00 42 - 60
LOW AMBIENT, ANTI- CYCLE TIMER, COMPRESSOR START ASSIST
CPLOWAMB001A00
Low Ambient Control - enables cooling system to operate down to 0
Deg. F by cycling condenser fan on and off.
ALL
NRTIMEGD001A00 Five Minute Compressor Delay ALL
CPHSTART002A00 PTC Compressor Start Assist Kit (All single phase) ALL
HAIL GUARDS / COIL PROTECTION (Factory installed on PHD4 “TP” models)
NAPA00901GR 3/8” spacing dense wire grilles 18” 24
NAPA01401GR 3/8” spacing dense wire grilles 22” 30
NAPA01001GR 3/8” spacing dense wire grilles 18” 36, 60
NAPA01301GR 3/8” spacing dense wire grilles 24” 42, 48
DUCT TRANSITIONS
NPDUCFLG002A00 Square to Round (1 set of 2, use with horizontal duct flanges only) 24 - 48