Bosch BOVA-36HN1-M18M User Manual download pdf (Page 15)

Installation Instructions Bosch IDS BOVA | 15

Bosch Thermotechnology Corp. | 12.2016

Data subject to change

11 Electrical - low voltage

11.1 Low Voltage Maximum Wire Length

Table 3 deﬁ nes the maximum total length of low voltage wiring from the outdoor unit,

to the indoor unit, and to the thermostat.

24 Volts - Wire size Max. wire length

18 AWG 150 Ft.

16 AWG 225 Ft.

14 AWG 300 Ft.

Table 3

11.2 Low voltage hook-up diagrams

Air Handler Hook-up Diagram

Low Voltage connection

must be made inside the

outdoor unit case.

Access

Panel

Figure 25

THERMOSTAT

INDOOR UNIT

OUTDOOR UNIT

Control Wiring for H/P Systems.

D/W

Notes:

1. Be sure power supply agrees with

equipment nameplate.

2. Power wiring and grounding of

equipment must comply with local codes.

3. Low voltage wiring to be No. 18 AWG

minimum conductor.

4. “____” The electric auxiliary heat

connection.

Figure 26

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Bosch BOVA-36HN1-M18M User Manual Page 15