MAYHTR 1A 05 BKR A

Heater Kit Family Revision

Air Handler

Phase

1A-----240 V

Breaker

KW Terminal Block

15----14.40 KW

20----19.20 KW

220 210 208

0.84 0.77 0.75

LUG

Product Specifications

Ameristar MAYHTR, (M, W) EHK, CHE2 & 7800-5 Series Electric Heat Kits

05----04.80 KW

08----07.50 KW

For M4AH, WATPM, BVA, MVA, HD2, HDG, D13/D14 & Equivalent Air Handlers

BKR

REV. B

Heating kw Correction Factor

Supply Voltage 240 230

Nomenclature:

( ex. MAYHTR1A05BKRA )

10----09.60 KW

Correction Factor 1.00 0.92

Standard Features

- Controlled by Relays or Contactors

- Plug-in wiring harness for ease on installation into air handler

- ETL certified

Breaker

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

Model and Heat Kit Usage

Ph

ase

Unit

MCA ‡

CIRCUIT #1Coil Qty

Used

Electrical Data *

MCA MOP

CIRCUIT #2

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

39.9 7.50

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

50.9

18 CABINET(s)... M4AH3, M4AH4,

D13,D14, HDG & HD2 0.85

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

1

25.9 4.80

9.60

24/25 CABINET(S)... M4AH3, M4AH4,

D13,D14, HDG & HD2

26.2

1.19

4.80

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

51.2 9.60

1

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

1

40.3 7.20

26.9

MOP MCA

4.80

7.20

51.9 9.60

40.9

ACTUAL KW

@ 240V

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

30/32 CABINET(s)... M4AH3, M4AH4,

D13,D14, HDG & HD21.85

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

Air Handlers

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

52.3 9.60

14.40

MAYHTR1A20BKR

CHE2-20B

7800-520-1D

(M, W) EHK20B

52.3 19.20

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

1

27.3

MAYHTR1A15BKR

CHE2-15B

7800-515-1D

(M, W) EHK15B

52.3

4.80

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

41.3 7.20

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

MAYHTR1A20BKR

CHE2-20B

7800-520-1D

(M, W) EHK20B

52.0 19.20

42 CABINET(S)... M4AH3, M4AH4,

D13,D14, HDG & HD22.25

2.04

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

1

27.0

MAYHTR1A15BKR

CHE2-15B

7800-515-1D

(M, W) EHK15B

52.0

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

41.1

4.80

7.20

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

9.6052.0

14.40

MCA MOPMCA MOP

36 CABINET(S)... M4AH3, M4AH4,

D13,D14, HDG & HD2

Model and Heat Kit Usage

Ph

ase

Unit

MCA ‡

CIRCUIT #1 CIRCUIT #2Coil Qty

Used

ACTUAL KW

@ 240V

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

3.49

53.5

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

MAYHTR1A15BKR

CHE2-15B

7800-515-1D

(M, W) EHK15B

53.5

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

42.6

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

53.5

MAYHTR1A20BKR

CHE2-20B

7800-520-1D

(M, W) EHK20B

MAYHTR1A05BKR, or (LUG)

CHE2-05 or (B)

7800-505-1D

(M, W) EHK05A or (B)

MAYHTR1A10BKR, or (LUG)

CHE2-10 or (B)

7800-510-1D

(M, W) EHK10A or (B)

52.6

MAYHTR1A15BKR

CHE2-15B

7800-515-1D

(M, W) EHK15B

52.6

MAYHTR1A20BKR

CHE2-20B

7800-520-1D

(M, W) EHK20B

52.6

ACTUAL KW

@ 240V

CIRCUIT #2Coil Qty

UsedMCA MOP MCA MOP

14.40

9.60

7.20

4.80

19.20

CIRCUIT #1

27.6 4.80

28.5

14.40

9.60

44/48 CABINET(s)... M4AH3, M4AH4,

D13,D14, HDG & HD2

MAYHTR1A08BKR, or (LUG)

CHE2-08 or (B)

7800-508-1D

(M, W) EHK08A or (B)

2.64

41.7 7.20

60 CABINET(s)…. M4AH3, M4AH4,

D13,D14, HDG & HD2

Model and Heat Kit Usage

Ph

ase

Unit

MCA ‡

1

1

19.20

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25 30 3

Ø

35 ------ ------ 1

50 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

Ø

35 ------ ------ 1

50 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

Ø

35 ------ ------ 1

50 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

3.8018/24 CABINET(s)... MVA

9.6053.8MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)

7.5042.9MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)

4.8028.8

1

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

29.5MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

4.5030/36 CABINET(s)... MVA

9.6054.5MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)

7.2043.6MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)

14.4054.5MAYHTR1A15BKR

(M, W) EHK15B

1

4.80

6.1042 CABINET(S)... MVA

9.6056.1MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)

56.1MAYHTR1A20BKR

(M, W) EHK20B

14.4056.1MAYHTR1A15BKR

(M, W) EHK15B

4.8031.1

1

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

MAYHTR1A15BKR

(M, W) EHK15B

7.5048 CABINET(s)... MVA

Coil Qty

Used

ACTUAL KW

@ 240V

7.2045.2MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)

19.20

57.5

7.2046.6MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)

4.8032.5

1

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

14.4057.5

34.5

1

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

9.6057.5MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)

9.5060 CABINET(s)…. MVA

19.20

59.5MAYHTR1A20BKR

(M, W) EHK20B

59.5MAYHTR1A15BKR

(M, W) EHK15B

MAYHTR1A20BKR

(M, W) EHK20B

59.5MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)

48.6MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)7.20

4.80

Model and Heat Kit Usage

Ph

ase

Unit

MCA ‡

CIRCUIT #1 CIRCUIT #2

MCA MOP MCA MOP

19.20

14.40

9.60

Ø

30 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

Ø

35 ------ ------ 1

45 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

Ø

35 ------ ------ 1

50 ------ ------ 2

60 ------ ------ 2

60 25.0 30 3

60 50.0 60 4

‡

*

MAYHTR1A20BKR

(M, W) EHK20B57.5

14.40

4.80

7.20

4.80

4.80

MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)46.6 7.20

MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)57.5 9.60

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

1

32.5

MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)55.1

MAYHTR1A15BKR

(M, W) EHK15B57.5

48/60 CABINET(s)... WATPM & BVA 7.50

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)

36 CABINET(S)... WATPM & BVA 5.10

1

30.1

MAYHTR1A15BKR

(M, W) EHK15B55.1

44.2

MAYHTR1A05BKR, or (LUG)

(M, W) EHK05A or (B)

1

28.5

MAYHTR1A08BKR, or (LUG)

(M, W) EHK08A or (B)42.6

MAYHTR1A10BKR, or (LUG)

(M, W) EHK10A or (B)53.5

24 CABINET(S)... WATPM & BVA 3.50

19.20

14.40

- Please refer to Units Series and Rating plate for confirmation of MCA & MOP values.

- Please refer to Unit Specifications for Single point and additional electrical ratings data

The electric heat kits designed for use with these units may include a combination of 15 through 60 amp circuit breakers to

provide an electrical disconnect for service personnel that are intended to help protect internal electrical components in the even

9.60

9.60

7.20

Model and Heat Kit Usage

Ph

ase

Unit

MCA ‡

CIRCUIT #1 CIRCUIT #2Coil Qty

UsedMOP MCA

ACTUAL KW

@ 240VMCA MOP