WarmFlo Electric Plenum Duct Heater Technical Data Manual

Large Plenums, Required Baffling
Horizontal
NOTES:
1. Any plenum larger than 19” width or 20” depth requires special
defl ectors. Use the following:
A. Any side 19” to 20 1/2”, use kit A, P/N EM-5750.
B. Any side 21” to 22 1/2”, use kit B, P/N EM-5751.
C. Any side larger than 23”, refer to C-2.
2. Side defl ectors are extremely important for A-coil installations.
3. Space behind the elements must be closed.
4. Defl ector points to bottom element.
5. The above relates to 18” model, for 15” model reduce by 3”.
NOTES:
1. Any plenum larger than 23” (width or depth) requires special
defl ectors. These must be fi eld constructed to provide an internal
19” x 19” box.
2. Side defl ectors are extremely important for A-coil installations.
3. Space behind the elements must be closed.
4. Note angled slope (45°).
HeatChoice II - must use EH-D* model, instruction manual
outlines installation details, extra HL sensor probe (shipped
loose) installed in discharge top.
WarmFlo Select (EM-WU Series) - upfl ow model is
approved, but position sensitive. CB’s must be down,
hi-limit probe must be at top. Install WarmFlo sensor as
shown.
Airfl ow arrangements must be as shown - furnace/
refrigerant coil/Electro-Mate.
If 90° turn A-coil, Electro-Mate center defl ector must be in
line with “top of A”.
Spacing
• 90° A-coil, Electro-Mate center defl ector close to coil end
• Slant or horizontal coil, maximum allowable spacing
between EM and coil
05/28/2009 EL002
Specifi cations subject to change without notice, all rights reserved.
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