York MC18A2AH1 Technical Manual Download

Page: 7 / 12

255427-YTG-F-1006

Unitary Products Group

POWER WIRING

ELECTRICAL DATA (FOR MULTI SOURCE POWER SUPPLY) - COPPER WIRE 208/230-1-60

Model

Heater

Model

Min. Circuit Ampacity

Max. O.C.P.

Amps/Type

75°C Wire Size - AWG

Circuit

1st

2nd

3rd

1st

2nd

3rd

1st

2nd

3rd

208/240

MV12B

4HK165N1506

49.2 / 55.4 21.7 / 25.0

–

50 / 60

25 / 25

–

8 / 6

10 / 10

–

MV12D

4HK16501506

49.2 / 55.4 21.7 / 25.0

–

50 / 60

25 / 25

–

8 / 6

10 / 10

–

4HK16501806

45.6 / 51.2 39.7 / 45.8

–

50 / 60

40 / 50

–

8 / 6

8 / 8

–

4HK16502006

49.2 / 55.4 43.3 / 50.0

–

50 / 60

45 / 50

–

8 / 6

8 / 8

–

MV16C

4HK16501506

51.0 / 56.9 21.7 / 25.0

–

50 / 60

25 / 25

–

8 / 6

10 / 10

–

4HK16501806

17.3 / 52.7 39.7 / 45.8

–

50 / 60

40 / 50

–

8 / 6

8 / 8

–

4HK16502006

51.0 / 56.9 43.3 / 50.0

–

50 / 60

45 / 50

–

8 / 6

8 / 8

–

MV20D

4HK16501506

53.1 / 58.8 21.7 / 25.0

–

60 / 60

25 / 25

–

6 / 6

10 / 10

–

4HK16501806

49.5 / 54.6 39.7 / 45.8

–

50 / 60

40 / 50

–

8 / 6

8 / 8

–

4HK16502006

53.1 / 58.8 43.3 / 50.0

–

60 / 60

45 / 50

–

6 / 6

8 / 8

–

4HK16502506

49.3 / 56.5 43.3 / 50.0 21.7 / 25.0

50 / 60

45 / 50

25 / 25

8 / 6

8 / 8

10 / 10

1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.

KW & MBH CONVERSIONS

FOR

208-VOLT

OPERATION MULTIPLY

240-VOLT

TABULATED KW & MBH BY

.751

230-VOLT

240-VOLT

.918

ELECTRICAL DATA - COOLING UNIT ONLY (60 Hz)

MODEL

Total Motor Amps

Minimum Circuit Ampacity

Max. O.C.P.

Amps/Type

Minimum Wire Size

AWG @ 75°C

60 Hertz

208V

230V

208V

230V

MV12B

4.7

4.3

5.9

5.4

MV12D

4.7

4.3

5.9

5.4

MV16C

6.1

5.0

7.6

6.9

MV20D

7.8

7.0

9.7

8.8

1. OCP = Over Current Protection device, must be HACR type Circuit Breaker or Time Delay fuse.

Line Power

ELECTRIC HEAT

WITHOUT CIRCUIT BREAKER

SINGLE SOURCE (2.5 - 10 KW)

GND. LUG

POWER
SUPPLY

GND.
LUG

ELECTRIC HEAT

WITHOUT CIRCUIT BREAKER

3 PHASE (10 - 15 KW)

GND. LUG

POWER
SUPPLY

GND.
LUG

1 PHASE ELECTRIC HEAT

WITH CIRCUIT BREAKER

AS SHIPPED FROM FACTORY

SINGLE SOURCE

(2.5 - 25 KW) - 25 KW SHOWN

GND. LUG

POWER
SUPPLY

GND.
LUG

1 PHASE ELECTRIC HEAT

WITH CIRCUIT BREAKER

& BREAKER BAR REMOVED

MULTI-SOURCE (15 - 25 KW) - 25 KW SHOWN

GND. LUG

POWER
SUPPLY 1

GND.
LUG

POWER
SUPPLY 2

POWER
SUPPLY 3

TYPICAL WIRING WITHOUT ELECTRIC HEAT

GND. LUG

POWER
SUPPLY

GND.
LUG

POWER WIRING (208/230-1-60)

NOTE:

USE ONLY COPPER CONDUCTORS

TERMINAL
BLOCK

MAY BE 1, 2, OR 3
CIRCUIT BREAKERS

(JUMPER BAR)

CONNECT LEADS WITH WIRE NUTS
(TYPICAL ALL HEAT KITS)

Summary of Contents for MC18A2AH1

Page 1: ... 1 inch foil face fiber glass insulation providing a thermal insulation value of R 4 2 COILS Staggered rows of rifled copper tubes are mechanically expanded into enhanced surface aluminum fins to provide high heat transfer and long lasting quality The MC multi position coils may be used for upflow downflow and horizontal left or right applications Coil cabinets are insulated with 3 4 foil face ins...

Page 2: ...Depending on combination 16 1 2 14 19 32 7 8 1 2 1 3 8 1 1 23 32 1 1 4 7 8 1 2 MV12D 25 24 1 2 23 1 2 21 19 32 MV16C 25 21 20 18 3 32 MV20D 25 24 1 2 23 1 2 21 19 32 MC24B H 26 1 2 17 1 2 16 1 2 16 3 8 3 8 3 4 MC30B H 26 1 2 17 1 2 16 1 2 16 3 8 MC35B H 22 17 1 2 16 1 2 16 3 8 MC35C H 26 1 2 21 20 19 7 8 MC36B H 26 1 2 17 1 2 16 1 2 16 3 8 7 8 MC36C H 26 1 2 21 20 19 7 8 MC42B H 32 17 1 2 16 1 2 1...

Page 3: ...C60D H 1275 85 72 53 7 48 4 43 5 37 5 80 67 43 0 38 0 33 3 27 7 75 62 33 1 28 1 24 5 22 4 70 57 28 8 26 5 24 5 22 4 MC61D H 1450 85 72 91 7 78 4 68 1 52 3 80 67 73 4 61 5 52 0 38 6 75 62 57 3 45 6 38 4 31 2 70 57 49 2 43 0 38 4 31 2 MV16C MC42C H 1400 85 72 88 4 76 0 63 3 50 0 80 67 70 8 59 4 48 4 37 0 75 62 55 2 43 9 35 8 29 9 70 57 47 4 41 5 35 8 29 9 MC48C H 1650 85 72 100 5 86 4 72 0 56 8 80 6...

Page 4: ... Pump Sweat 3 40 2 14 2 14 x 17 5 1 x 0 866 3 8 Enhanced None 53 MC18A2AH1 2A MC18B3XH1 3 40 2 14 2 14 x 17 5 None 53 MC18B2AH1 2A MC24A3XH1 4 38 2 14 2 18 x 17 5 None 56 MC24A2AH1 2A MC24B3XH1 4 38 2 14 2 18 x 17 5 None 56 MC24B2AH1 2A MC30A3XH1 4 38 2 14 2 18 x 17 5 None 56 MC30A2AH1 2A MC30B3XH1 4 38 2 14 2 18 x 17 5 None 56 MC30B2AH1 2A MC35B3XH1 3 90 3 12 2 16 x 17 5 None 65 MC35C3XH1 None MC...

Page 5: ...7 6 45 1 60 1 3 3 4 4 6 6 8 8 13 2 17 6 4HK16502006 0 5 Heat D 14 4 19 2 49 2 65 5 3 6 4 8 7 2 9 6 14 4 19 2 MV20D 4HK 6501006 0 5 Heat D 7 2 9 6 24 6 32 8 3 6 4 8 7 2 9 6 7 2 9 6 4HK16501506 0 5 Heat D 10 8 14 4 36 9 49 1 3 6 4 8 7 2 9 6 10 8 14 4 4HK16501806 0 5 Heat D 13 2 17 6 45 1 60 1 3 3 4 4 6 6 8 8 13 2 17 6 4HK16502006 0 5 Heat D 14 4 19 2 49 2 65 5 3 6 4 8 7 2 9 6 14 4 19 2 4HK16502506 0...

Page 6: ...8 133 75 125 150 1 1 0 1 30 KW 3 phase not approved for single source power supply 2 OCP Over Current Protection device must be HACR type Circuit Breaker or Time Delay fuse May be 0 no breaker or 1 with breaker ELECTRICAL DATA FOR SINGLE SOURCE POWER SUPPLY COPPER WIRE 208 230 3 60 Models Heat Kit Three Phase Heater Amps 240V Field Wiring Min Circuit Ampacity Max O C P 1 Amps Type 75 C Wire Size A...

Page 7: ...lay fuse KW MBH CONVERSIONS FOR 208 VOLT OPERATION MULTIPLY 240 VOLT TABULATED KW MBH BY 751 230 VOLT 240 VOLT 918 ELECTRICAL DATA COOLING UNIT ONLY 60 Hz MODEL Total Motor Amps Minimum Circuit Ampacity Max O C P 1 Amps Type Minimum Wire Size AWG 75 C 60 Hertz 60 Hertz 208V 230V 208V 230V MV12B 4 7 4 3 5 9 5 4 15 14 MV12D 4 7 4 3 5 9 5 4 15 14 MV16C 6 1 5 0 7 6 6 9 15 14 MV20D 7 8 7 0 9 7 8 8 15 1...

Page 8: ...If an electric heat accessory which is rated for greater than zero clearance to combustible surfaces is installed in these air handlers in the downflow operating positions on a combustible floor one of the follow ing combustible floor base accessories is required 1FB1817 1FB1821 or 1FB1824 FILTER RACK ACCESSORY 1 2 22 C 19 7 8 B D 1 1 2 3 1 2 A 22 21 1 2 All four sides 2 Max Thick Filter 3 4 1 2 3...

Page 9: ...10 47 64 PLENUM 12 1 2 FLOOR OPENING APPROX 1 2 CLEARANCE ALL AROUND FLOOR A AIR HANDLER WIDTH COMBUSTIBLE FLOOR BASE 1 1 APPROX 1 2 CLEARANCE ALL AROUND C FLOOR OPENING B PLENUM All dimensions are in inches They are subject to change without notice Certified dimensions will be provided upon request Floor Base Model Used with Dimensions A B C D 1FB1817 MV12B 19 9 18 0 14 9 16 9 1FB1821 MV16C 23 4 ...

Page 10: ...tic pressure From 0 6 to 1 0 static pressure CFM is reduced by 2 per 0 1 increase in static Operation on duct systems with greater than 1 0 w c external static pressure is not recommended NOTE At some settings LOW COOL and or LOW HEAT airflow may be lower than what is required to operate an airflow switch on certain models of electronic air cleaners Consult the instructions for the electronic air ...

Page 11: ... AIR CONDITIONING R R G Y W1 W2 C G W1 W2 Y C Y Y2 Y1 O HUM X L COM HUMIDISTAT THERMOSTAT AIR HANDLER BOARD 1 STAGE AIR CONDITIONING R R G Y W1 W2 C G W1 W2 Y C Y Y2 Y1 O HUM X L COM HUMIDISTAT MA SERIES Air Handler Control Wiring Typical A C with Electric Heat Applications CONTROL WIRING MV SERIES CONTROL WIRING MA Series Air Handler New UPG HP Systems Two Stage H P with York Guard VI Board Copel...

Page 12: ...to change without notice Printed in U S A 255427 YTG F 1006 Copyright by York International JCI 2006 All rights reserved Supersedes 255427 YTG E 0906 Unitary 5005 Norman Products York OK Group Drive 73069 NOTES ...

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