MagicAir AEH Series Installation, Operation And Maintenance Manual - page 2
AEH IOM 1.1 2-18-2014
Page 2
Note: C-48BM & C-60BM are interchangeable
with each other. C-90BM & C-120BM are inter-
changeable with each other.
Important: Locate heater package so the ele-
ments are over the blower wheel discharge. If
the baffle is over the wheel severe loss of air flow
will result.
Secure heater to air handler with screws. Seal
the connection with tape or other means.
Service Clearance: Allow 36” clearance in front
of control box for service, or as required by local
electrical code.
Heater models: C-48BM TO C-120BM
CLOSE COUPLED INSTALLATION INSTRUC-
TIONS
These units have been SPECIFICALLY Tested and
Listed by Applied Research Laboratories to attach
DIRECTLY to the discharge of Magic Aire current
model numbers (previous model numbers in
parens):
BMB16 (48BM), BMB20 (60BM), BMB30 (90BM) &
BMB40 (120BM) series air handlers.
Heaters are suitable for Zero Clearance, for use
with the above Heat Pumps and Air conditioners
with Vertical or Horizontal air flow.
Downflow is not available.
WARNING-Do NOT install these heaters in
downflow applications! INDOOR USE ONLY!
NOTE—Not for use with Discharge Grille Plenum
(BMGP) option.
NOTE—Not for use with Motor Start/Stop Station
(MSS) option. However, MSS can be removed to
allow use of the field installed heater accessory.
HEATER MODEL NUMBERS:
C-UNIT DESIGNATION -KW-PHASE
@ VOLTS
KW range Min. 0.5, Max. - see chart.
120 - 480 volts, 1 or 3 phase.
Heaters must be at least 2 feet before an elbow or
may require turning vanes. Duct materials must be
suitable for 250 degrees F. Ducts must be installed
in accordance with NFPA pamphlets 90A and 90B.
Locate system so that heater is accessible after in-
stallation. Do not enclose the control box with insu-
lation.
APPLICATION CHART:
INSULATION (FIELD
SUPPLIED)
HEATER
ACCESSORY
MODULAR AHU-
HORIZONTAL DISCHARGE
MODULAR AHU-VERTICAL
UPFLOW DISCHARGE
HEATER
CONTROL
BOX—DO NOT
INSULATE!
AEH Heaters for AHU Model BMB
Figure 1
Figure 2
Heater
Unit
Max. KW
Duct Connection (in)
C-48BM
BMB16 (48BM)
15.0
12.00 X 13.63
C-60BM
BMB20 (60BM)
15.0
12.00 X 13.63
C-90BB
BMB30 (90BM)
30.0
16.50 X 19.25
C-120BM
BMB40 (120BM)
30.0
16.50 X 19.25