Electrical Data - Bryant 912SC Installation, Start-Up, Operating And Service And Maintenance Instructions

Single stage 4-way multipoise condensing gas furnace
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VOLTS---
HERTZ---
UNIT SIZE
PHASE
30040
115--- 60--- 1
36040
115--- 60--- 1
36060
115--- 60--- 1
48060
115--- 60--- 1
48080
115--- 60--- 1
60080
115--- 60--- 1
48100
115--- 60--- 1
60100
115--- 60--- 1
60120
115--- 60--- 1
* Permissible limits of the voltage range at which the unit operates satisfactorily.
# Unit ampacity = 125 percent of largest operating component's full load amps plus 100 percent of all other potential operating components' (EAC, humidifier,
etc.) full load amps.
Time ---delay type is recommended.
{
Length shown is as measured one way along wire path between furnace and service panel for maximum 2 percent voltage drop.
}
Fig. 36 - - Installing J- -Box (When Used)
Table 12 – Electrical Data
OPERATING VOLTAGE
MAXIMUM
RANGE*
UNIT
AMPS
Maximum*
Minimum*
127
104
127
104
127
104
127
104
127
104
127
104
127
104
127
104
11.9
127
104
11.9
A12226
MINIMUM
UNIT
AMPACITY#
5.2
7.5
7.4
10.3
5.3
7.6
8.6
11.7
8.1
11.1
8.6
11.7
7.3
10.1
15.8
15.8
GROUND
NEUTRAL
LINE VOLTAGE
ELECTRIC
DISCONNECT
SWITCH
Fig. 37 - - Field- -Supplied External Electrical Box on Furnace
37
MAXIMUM
MAXIMUM
WIRE
WIRE
FUSE OR CKT
SIZE
LENGTH
BKR
AWG
FT (M)}
AMPS{
14
49 (14.9)
14
36 (11.0)
14
48 (14.6)
14
31 (9.4)
14
33 (10.1)
14
31 (9.4)
14
36 (11.0)
12
36 (11.0)
12
36 (11.0)
COPPER
WIRE ONLY
ALUMINUM
WIRE
Casing
15
15
15
15
15
15
15
20
20
A11146

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