Ebe20*/Eue20* Wiring Diagram - Johnson Controls EBE23A Installation Manual

BLK (3)
ORG (4)
GRN(14)
YEL (6)
WHT
H4
H3
BLK
HEAT
ELEMENTS
NOTE:
THIS FURNACE MAY BE CONNECTED TO MORE THAN ONE POWER SUPPLY.
TURN OFF ALL POWER TO THE FURNACE AT THE WALL BOX, AND LOCK IT OUT.
IMPORTANT -
FIGURE 17: EBE20*/EUE20* Wiring Diagram
Johnson Controls Ducted Systems
ECM ELECTRIC FURNACE - 20kW
4
(HIGH)
C
5
3
(MED/HIGH)
L
4
BLOWER
2 (MED)
G MOTOR
3
WHT (10)
(LOW/MED)
1
2
N
(LOW) GRN (12)
1
YEL(13)
GRN(12)
ORG (4)
XFMR
YEL(6)
LINE
BLK(3) LOAD
YEL(7)
BLK(1)
SEQUENCER
RED
RED
WHT
YEL
H2 YEL
M7 M5 M3
M1
M2
H1 M4
M8 M6
YEL
YEL
L ORG
R
L
ORG
R
L BLK
R 0 1
L BLK
4 8
R
LIMIT
2 6
SWITCHES
RELAY
IF ANY OF THE ORIGINAL WIRE
SUPPLIED WITH THIS UNIT MUST BE
REPLACED. IT MUST BE REPLACED
WITH TYPE 105 C THERMOPLASTIC
DO NOT OPEN THIS PANEL UNTIL ELECTRICAL POWER IS SHUT
OFF AT HOUSEHOLD SERVICE BOX. CHECK WITH A VOLTMETER
OR OTHER PROPER INSTRUMENT.
- HAZARD OF ELECTRICAL SHOCK -
SERVICE CONNECTION COVER MUST BE INSTALLED.
IF FILTERS ARE USED, CLEAN/REPLACE EACH SEASON
OR MORE OFTEN AS NEEDED.
LINE VOLTAGE
YEL(13)
FIELD SUPPLY POWER
LOW VOLTAGE
FIELD INSTALLED CONTROL
WHT(11)
FUSE
RED(8)
3A
BLK(2)
WIRING MUST
CONFORM TO
LOCAL CODES
CIRCUIT #1
GND
BREAKER
CIRCUIT 1
240 VAC.
60Hz
D.O.E. OUTPUT CAPACITY - BTU
1 PHASE
MAX. MOTOR-FLA
DUAL BRANCH
CIRCUIT SERVICE
SINGLE BRANCH
CIRCUIT SERVICE
CIRCUIT 2
NOMINAL CIRCUIT LOAD-AMPS
BLK 240 VAC.
60Hz WIRE SIZE (75 C) COPPER
1 PHASE
CIRCUIT #2
WIRE SIZE (60 C) COPPER
GND
BREAKER
MAX. FUSE SIZE
(OR CB) - AMPS
BLK
BRN
DUAL BRANCH
CIRCUIT SERVICE
0 1
BRANCH CKT. LOAD-AMPS
4 8
BRANCH CKT. MIN. AMPACITY
2 6
WIRE SIZE (75 C) COPPER
RELAY
WIRE SIZE (60 C) COPPER
REPLACE FILTER
MAX. FUSE SIZE
(OR CB) - AMPS
WITH SAME SIZE
REQUIRES JUMPER BARS (P/N 3500-378/*)
WARNING
HIGH VOLTAGE
SHOCK HAZARD
CAUTION
HEAT/COOL
T'STAT
Y
G
W
R
CONDENSING UNIT
CONTACTOR
SINGLE BRANCH CIRCUIT SERVICE
CIRCUIT #1
BREAKER
240 VAC.
60Hz
1 PHASE
CIRCUIT #2
GND. LUG
BREAKER
240 VAC - 60 Hz - 1 PHASE
67,000
3.8
2 LEADS +
1 GROUND
83.8
#2
#1
110
4 LEADS +
2 GROUNDS
CKT #1 CKT #2
43.8 40.0
54.8 50.0
#6 #8
#6 #6
60 50
5395388-UWD-A-0717
5396713-BIM-C-0319
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