Electric Heat Kit Mca/Mop Data - Bosch BVA 15 Series Installation Instructions Manual

1 4 | Bosch IDS BVA 15

4.5 Electric Heat Kit MCA/MOP Data

Air Handler
Heat Kit Model
Model
EHK-05B
EHK-08B 24
EHK-10B
EHK-05B
EHK-08B
36
EHK-10B
EHK-15B
EHK-05B
EHK-08B
EHK-10B 48
EHK-15B
EHK-20B
EHK-05B
EHK-08B
EHK-10B 60
EHK-15B
EHK-20B
Table 5
Suitable heat kits for AHU multi position installation
— Electric Heat kits are suitable for AHU 4-way position installation
— Heat pump systems require a specifi ed airfl ow. Each ton of cooling requires
between 350 and 450 cubic feet of air per minute (CFM), or 400 CFM nominally
— All electric heat kits include breaker(s) for each heater element for short circuit
protection
— EHK-05B, EHK-08B, and EHK-10B are single circuit (contain 1 heater element)
— EHK-15B and EHK-20B are dual circuit (contain 2 heater elements)
— Blower motor load is included in MCA and MAX Fuse/Breaker size (included in fi rst
circuit for EHK-15B and EHK-20B)
— MCA and MAX Fuse/Breaker size for the second circuit for EHK-15B and EHK-20B
includes only the second circuit element load
Heater Kit Accessories
Model
EHK05B
EHK08B
EHK10B
EHK15B
EHK20B
Table 6
[  means available, X means not available ]
Data subject to change
MIN. Circuit Ampacity (MCA)
Electric Heat
(kW)
240 VAC
5 27.5
7.5 41.6
10 52.5
5 29.1
7.5 43.2
10 54.1
15 54.1/25
5 30.3
7.5 44.4
10 55.3
15 55.3/25
20 55.3/50
5 32.1
7.5 46.2
10 57.1
15 57.1/25
20 57.1/50
Description
5 kW Heat Kit, Double Pole Breaker
7.5 kW Heat Kit, Double Pole Breaker
10 kW Heat Kit, Double Pole Breaker
15 kW Heat Kit, Double Pole Breaker
20 kW Heat Kit, Double Pole Breaker
MAX. Fuse or Breaker (HACR) Ampacity
208 VAC 240 VAC
24.1 30
36.3 45
45.8 55
25.7 30
37.9 45
47.4 55
47.4/21.6 55/25
26.9 30
39.1 45
48.6 55
48.6/21.6 55/25
48.6/43.3 55/50
28.7 35
40.9 50
50.4 60
50.4/21.6 60/25
50.4/43.3 60/50
24



X
X
Installation Instructions
Fan speed
208 VAC Low Med
25
 
40  
50
 
30
 
40  
50  
50/25
 
30 -- --
40 -- --
50 -- --
50/25 -- --
50/45 -- --
30
 
45
 
50
 
50/25  
50/45
 
36 48
 
 
 
 
X

10.2020 | Bosch Thermotechnology Corp.
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60
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