WarmFlo Electric Plenum Duct Heater Technical Data Manual

WarmFlo
®
Select SL1 Series - Wiring & Specifications
WarmFlo
®
Select SL2 Series - Wiring & Specifications
SL1 Series
This unit can be used in conjunction with a single stage heat pump, with one or two-stage air
conditioning, or without air conditioning. This unit is compatible with single or multi-stage gas
or oil furnaces with or without variable speed blowers. This unit includes automatic dual fuel
control, with manual override switch. A conventional 4-wire thermostat must be used when
installing with a heat pump.
Features
▪ Application selection dial - HP or non-HP
▪ All-inclusive controls, can be used with either heat pump or air conditioning
▪ Modulates electric elements to maintain precise output temperature
▪ Quiet operation with individual DC relays
▪ Energy control selector
▪ Load shed
Support Documents
▪ Literature sheet - EL703
▪ Installation manual - EI709
▪ Wiring diagrams - EH709, EH712
SL2 Series
This unit is specifi cally designed to be used in conjunction with 2-stage heat pump systems.
This unit is compatible with single or multi-stage gas or oil furnaces, with or without variable
speed blowers. This unit includes dual fuel control, with manual override switch. This unit uses
a conventional 4-wire thermostat and can be confi gured to be used in 1H/1C or 2H/ 2C mode.
This unit will not work with a heat pump thermostat. This unit does not apply to 1 or 2-stage air
conditioning, use WarmFlo Select SL1 Series.
Features
▪ Application selection dial - HP
▪ All-inclusive controls, can be used with 2-stage heat pump
▪ Modulates electric elements to maintain precise output temperature
▪ Quiet operation with individual DC relays
▪ Energy control selector
▪ Load shed
Support Documents
▪ Literature sheet - EL703
▪ Installation manual - EI710
▪ Wiring diagram - EH710
Upfl ow Downfl ow
kW @
240VAC
Btu/h Amps
Circuit
Breakers
Load Shed
CT
EM-WU102S
†
-SL1 EM-WD102S
†
-SL1
10 34,000 21-21 60 Optional
EM-WU153S
†
-SL1 EM-WD153S
†
-SL1
15 51,000 21-21-21 60-30 Optional
EM-WU204S
†
-SL1 EM-WD204S
†
-SL1
20 68,000 21-21-21-21 60-60 Optional
EM-WU254S
†
-SL1 EM-WD254S
†
-SL1
25 85,000 21-21-32-32 60-60-30 Optional
†
5 = 15” Wide 8 = 18” Wide
Upfl ow Downfl ow
kW @
240VAC
Btu/h Amps
Circuit
Breakers
EM-WU102D
†
-SL2 EM-WD102D
†
-SL2
10 34,000 21-21 60
EM-WU153D
†
-SL2 EM-WD153D
†
-SL2
15 51,000 21-21-21 60-30
EM-WU204D
†
-SL2 EM-WD204D
†
-SL2
20 68,000 21-21-21-21 60-60
EM-WU254D
†
-SL2 EM-WD254D
†
-SL2
25 85,000 21-21-32-32 60-60-30
†
5 = 15” Wide 8 = 18” Wide
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