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262675-UIM-A-0806
Unitary Products Group 9
SECTION IX: UNIT DATA
TABLE 7:
Physical and Electrical Data
Models: MA 08B21 12B21 12B41 14D21
Blower - Diameter x Width 10 x 9 10 x 9 10 x 9 10 x 10
Motor
HP 1/4 HP 3/4 HP 3/4 HP 1/2 HP
Nominal RPM 1075 1075 1075 1075
Voltage 208 / 230 208 / 230 460 208 / 230
Amps Full Load 1.5 3.5 2.3 2.4
Filter
1
Type DISPOSABLE OR PERMANENT
Size 16 x 20 x 1 16 x 20 x 1 16 x 20 x 1 22 x 20 x 1
Permanent Type Kit 1PF0601BK 1PF0601BK 1PF0601BK 1PF0603BK
Filter Rack 1FR0617 1FR0617 1FR0617 1FR0624
Shipping / Operating Weight (lbs.) 128 / 122 132 / 126 132 / 126 162 / 156
Models: MA 16C21 16C41 20D21 20D41
Blower - Diameter x Width 10 x 10 10 x 10 11 x 10 11 x 10
Motor
HP 1 HP 1 HP 1 HP 1 HP
Nominal RPM 1075 1075 1075 1075
Voltage 208 / 230 460 208 / 230 460
Amps Full Load 4.0 2.6 7.4 3.7
Filter
1
Type DISPOSABLE OR PERMANENT
Size 20 x 20 x 1 20 x 20 x 1 22 x 20 x 1 22 x 20 x 1
Permanent Type Kit 1PF0602BK 1PF0602BK 1PF0603BK 1PF0603BK
Filter Rack 1FR0621 1FR0621 1FR0624 1FR0624
Shipping / Operating Weight (lbs.) 139 / 133 139 / 133 162 / 156 162 / 156
1. Field Supplied.
TABLE 8:
Electrical Data - Cooling Only (60 Hz) - 208/230
Models
MA
Total Motor Amps Minimum Circuit Ampacity
Max. O.C.P.
1
Amps/Type
Minimum Wire
Size A.W.G.
60 Hertz 60 Hertz
208V230V208V230V
08BN21 1.4 1.5 1.8 1.9 15 14
12BN21 2.1 3.5 2.6 3.0 15 14
14DN21 3.3 2.4 4.1 4.4 15 14
16CN21 3.6 4.0 4.5 5.0 15 14
20DN21 4.8 7.4 6.0 6.5 15 14
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
TABLE 9:
Electrical Data - Cooling Only (60 Hz) - 460
Models
MA
Total Motor Amps Minimum Circuit Ampacity
Max. O.C.P.
1
Amps/Type
Minimum Wire
Size A.W.G.
60 Hertz 60 Hertz
12BN41 2.3 3.5 15 14
16CN41 2.6 3.9 15 14
20DN41 3.7 5.6 15 14
1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.
TABLE 10:
Conversion Table
KW & MBH Conversions - for Total Power Input Requirement
FOR
208V
OPERATION MULTIPLY
240V
TABULATED KW & MBH BY
.751
230V 240V .918
220V 240V .840