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CH12 High Efficiency Series
MODEL NUMBER
CH1218BBD1VF CH1224BBD1VF CH1230BBD1VF CH1236CBD1VF CH1236CBD3VF CH1236CBD4VF
PERFORMANCE DATA
NOMINAL COOLING BTU/H 18 000 23 000 28 600 34 000
NOMINAL HEATING BTU/H 18 000 23 000 28 600 34 600
SEER (COOLING) BTU/H-W 12.0 12.0 12.0 12.0
CFM 650 800 950 1200
VOLTS/HZ/PHASE 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/1 208-230/60/3 460/60/3
VOLTAGE RANGE 197-253 197-253 197-253 197-253 187-253 415-508
OPERATING CURRENT AMPS ① 8.9 11.3 12.5 15.8 13.2 6.9
MIN. WIRE AMPACITY 11.0 14.0 15.0 20.0 15.0 9.0
MAX. HACR BREAKER ➁ 15 20 25 30 25 15
COMPRESSOR DATA
RLA 7.9 10.3 11.5 14.0 11.4 5.7
LRA 47 56 75 88 77 39
FAN DATA
DIAMETER 18 INCH / 3 BLADE 18 INCH / 3 BLADE 18 INCH / 4 BLADE 22 INCH / 3 BLADE 22 INCH / 3 BLADE
MOTOR TYPE PSC PSC PSC PSC PSC
HP (W) / FLA 1/6 / 1.0 1/6 / 1.0 1/5 / 1.8 1/4 / 2.2 1/4 / 1.2
RPM 1075 1075 1075 1075 1075
CFM 1800 1800 2400 3400 3400
OUTDOOR COIL
TYPE ENHANCED ALUMINUM PLATE FIN / RIFLED COPPER TUBE
FACE AREA 9.8 9.8 12.0 14.7
O.D. / F.P.I.-ROWS 3/8 / 18-1 3/8 / 18-1 3/8 / 18-1 3/8 / 18-1
REFRIGERANT LINE CONNECTIONS (SERVICE VALVE PORT I.D.)
LIQUID 3/8 ID 3/8 ID 3/8 ID 3/8 ID
VAPOR 3/4 ID 3/4 ID 3/4 ID 3/4 ID
WEIGHTS
NET WEIGHT — lbs. 139 139 157 172
SHIPPING WEIGHT — lbs. 146 146 163 179
MODEL SPECIFICATIONS
OUTDOOR
UNIT
MODEL*
CASED
EVAPORATOR
COIL➃
RATINGS AT STANDARD CONDITIONS
COOLING DATA AT EXTENDED OUTDOOR AMBIENTS °F.M.B.T.U.H.
BTUH
SEER
➂
CFM
80 85 90 95 100 105 110 115
COOLING PERFORMANCE DATA MATCHING EVAPORATOR COIL
CH1218BBD
E3009A 18000 12 650
TOTAL 19 800 19 200 18 600 18 000 17 700 17 500 17 200 16 900
SENSIBLE 15 400 15 000 14 500 14 000 13 800 13 700 13 400 13 200
CH1224BBD
E3009A 23000 12 800
TOTAL 24 800 24 100 23 600 23 000 22 400 21 900 21 300 20 800
SENSIBLE 19 300 18 800 18 400 17 900 17 500 17 000 16 600 16 200
CH1230BBD
E3612A 28600 12 950
TOTAL 31 700 30 700 29 600 28 600 27 900 27 200 26 500 25 800
SENSIBLE 24 700 23 900 23 000 22 300 21 800 21 200 20 700 20 100
CH1236CBD
E3618A 34000 12 1200
TOTAL 39 000 38 000 37 000 36 000 35 100 34 300 33 400 32 500
SENSIBLE 30 400 29 600 28 900 28 100 27 400 26 700 26 000 25 400
CH1242CBD
E4824A 41500 12 1350
TOTAL 44 100 43 200 42 400 41 500 39 700 37 900 36 000 34 200
SENSIBLE 34 400 33 700 33 100 32 400 31 000 29 600 28 100 26 700
CH1248CBD
E6037A 45500 12 1450
TOTAL 48 400 47 500 46 500 45 500 44 500 43 500 42 500 41 500
SENSIBLE 37 800 37 100 36 300 35 500 34 700 33 900 33 200 32 400
CH1260CBD
E6037B 54000 12 1750
TOTAL 59 600 57 900 56 200 54 000 53 200 51 800 50 400 49 100
SENSIBLE 46 500 45 200 43 800 42 100 41 500 40 400 39 300 38 300
*Basic model number only. See unit nomenclature on the last page for exact model number.
FOOTNOTES:
➀ Amps at 104˚F OD temp. 80˚F DB / 67˚F WB indoor temp. ➁ Time delay type fuse for HACR Circuit Breaker. ➂ Requires a time delay relay to
achieve SEER ratings. ➃ For indoor coils nomenclature see indoor coil specification sheet. ➄ Air handler includes evaporator coil.