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Viessmann AirflowPLUS AH2A Technical Data
Technical Data
Motor (ECM)
Motor rated amps - loaded
- locked rotor
Electrical
Heating BTUH
(kW)
Flow
Nominal (CFM)
Cooling capacity
Cabinet
Supply air opening
Return air opening
Weight
Circulating pump *
Type
Volts
Motor horsepower
Capacitor
Motor rated amps - loaded
- locked rotor
Maximum working pressure
Min./max. fluid temperature
Hydronic heating coil
Construction
Rows...fins/in.
Total face area
Piping connections
Supply
Return
Pressure drop through the coil
* Using the adjustable levelling feet can add up to 1b in. (38 mm) to the height of the air handler.
** If motor speed decreases below the programmed stall speed, the motor will shut down and after a delay period,
the control will attempt to restart the motor. Starting current is limited to significantly less than full load current.
Description
(1050 RPM)
AMPS
AMPS
VOLTS/PH/HZ
120°F (49°C)
140°F (60°C)
160°F (71°C)
180°F (82°C)
USG/min
Heating .5" e.s.p.
Cooling .5" e.s.p.
Heating .2" e.s.p.
Cooling .2" e.s.p.
D x W x H*
MFD/VOLTS
AMPS
AMPS
Copper tubing, aluminum fins, galvanized steel support frame
sq. ft. (m
feet of head
[@ 160°F (71°C)
supply water
temperature]
AH2A-213
hp
g
5.0
**
120/1/60
28,000
(8)
46,000
(13)
62,000
(18)
72,000
(21)
3
(L/H)
(681)
600
700
1,100
1,200
(tons)
1.5 - 3.0
in.
22c x 18 x 32b
(mm)
(578 x 457 x 825)
in.
16 x 20
(mm)
(406 x 508)
in.
14 x 18
(mm)
(356 x 457)
lb.
85
kg
(39)
AC
115
hp
1/25
10/180
0.74
4.44
PSI
145
ºF
120/200
(ºC)
(49/93)
3...12
2
)
1.3 (0.12)
in.
b FIP
in.
b FIP
12
AH2A-354
b
7.7
**
120/1/60
44,000
(13)
61,000
(18)
83,000
(24)
98,000
(29)
5
(1135)
1,200
1,400
1,300
1,600
2.50 - 4.0
23 x 22 x 34b
28 x 22 x 34b
(584 x 559 x 876)
(711 x 559 x 876)
20 x 20
(508 x 508)
(508 x 635)
18 x 18
(457 x 457)
(457 x 584)
100
(45)
Grundfos 15/58RU
115
1/25
10/180
0.74
4.44
145
120/200
(49/93)
3...12
2.8 (0.26)
c FIP
c FIP
2
AH2A-385
c
9.6
**
120/1/60
51,000
(15)
74,000
(22)
90,000
(26)
115,000
(33)
5
(1135)
1,600
1,800
1,900
2,100
3.5 - 5.0
20 x 25
18 x 23
110
(50)
115
1/25
10/180
0.74
4.44
145
120/200
(49/93)
3...12
2.8 (0.26)
c FIP
c FIP
2
3
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