11
2. Technical Data cont.
IDF2BDX 90/120/150 S1/S2 I/C –EBM
GAS FIRED HEATER BENSON
DM50 49kW INDIRECT GAS
FIRED MULITUBE HEAT
EXCHANGER
3128 O/ALL LENGTH
DX COOLING COIL
120 UNIT - 38kW 2 STAGE
150 UNIT - 44kW 2 STAGE
F4 PLEATED PANEL FILTERS
4-OFF 450H x 600L
ACCESS SIDE ELEVATION
PLAN VIEW
600
FILTER
ACCESS
DOOR
121
2
10
2
530 FAN
ACCESS
DOOR
420
CONTROLS
ACCESS
DOOR
900
900
250
200
COIL
ACCESS
LIFT OFF
DOOR
400
100
10
0
1
15
0
15
0
RETURN
AIR
FRESH & RETURN
AIR DAMPERS
400H x 950W
(S2 UNITS ONLY)
400
100
RE
T
URN
AI
R
1300
111
0
121
2
END VIEW ON FRESH AIR INLET
RETURN AIR
OPENING IN BASE
RE
T
U
R
N A
IR
OP
EN
ING
748
HEATER
ACCESS
DOOR
O
PT
IO
N
AL
SU
P
P
L
Y
A
IR
T
O
P
O
U
T
L
E
T
(T.O
.)
F
R
E
S
H
A
IR
560,9
500
.0
200
48
0
600 x 1010
DUCT SPIGOT.
40 FLG
O
PT
IO
N
AL
SU
P
P
L
Y
A
IR
R
E
A
R
O
U
T
L
E
T
(R
.O.)
SUPPLY AIR
END OUTLET (E.O.)
IP65 63A 3 POLE
ISOLATOR
SUPPLY AIR
END OUTLET (E.O.)