Bryant R-22 Dokumentacja Pobierz pdf (Strona 20)

SSP-SVX15C-EN

wiring diagrams for accessories are shipped with the

accessory.

Unit Power Supply

The installer must provide line voltage circuit(s) to the

unit main power terminals as shown by the unit wiring

diagrams (available through e-Library or by contacting

a local sales office) or field wiring. Power supply must

include a disconnect switch in a location convenient to

the unit. Ground the unit according to local codes and

provide flexible conduit if codes require and/or if

vibration transmission may cause noise problems.

IImmppoorrttaanntt:: All wiring must comply with applicable

local and national (NEC) codes. Type and

location of disconnect switches must

comply with all applicable codes.

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Low Voltage Wiring

Mount the indoor thermostat, zone sensor, or Night

Setback Panel (NSB) in accordance with the

corresponding thermostat installation instructions.

Install color-coded, weather-proof, multi-wire cable

according to the field wiring schematics (see ”Field

Wiring”, p. 21).

ReliaTel™™ Controls

Wiring shown with dashed lines is to be furnished and

installed by the customer. All customer supplied wiring

must be copper only and must conform to NEC and

local electrical codes. Codes may require line of sight

between disconnect switch and unit.

NNootteess::

1. When electric heater accessory is used,

single point power entry or dual point power

entry is field optional. Single point power

entry option is through electric heater only.

2. ***Choose only one of the following;

Thermostat, Zone Sensor, or NSB Panel.

Figure 12. ReliaTel jobsite connections

NSB P anel

Zo n e

Sensor

T’s ta t

Air Handler

Disconnect S witch

(By Others)

Disconnect S witch

(By Others) Note 2

Electric

Heat Accessory

Disconnect S witch

(By Others)

Note 2

3 power wires, line voltage for 3 phase, (2 power wires for

single phase)

B. 3 power wires, line voltage for 3 phase, (2 power wires for

single phase)

C. Heat Pump thermostat: 5 to 8 wires depending on stages of

electric heat

D. 3 to 7 wires depending on type of outdoor unit(s)

E. Zone Sensor: 4 to 10 wires depending on zone sensor model

(a)

F. Night Setback Panel: 7 wires

(a)

For SZVAV air handlers: 4 additional wires are required (2 of which

require twisted pair or shielded wire) in order to make connections

between ReliaTel boards in the condenser and air handler.

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