Lang Electric Half Size Computerized Convection Oven - Parts Town

1
6
7
8
9
H
1
2
4
3
5
4
3
2
TOP ARRANGEMENT TOP SECTION WIRE DIAGRAMS
SEC-1 SEC-2
6000W
1
1667
1
1667 1667
MODEL DESIGNATION
CCR30-A & CMR30-A S S
CCR30-B & CMR30-B H S
B
T7-T4
H
M
T9
P1
BLUE
12
11
10
REVISIONS
REV. DATE/ECO DESCRIPTION OF CHANGE DR
WIRE TO DOOR SWITCH NO WAS NC;
B 1/17/2008 UPDATED MODEL DESIG. TO STAR JMM
5/6/2009 ADDED CONTACTOR #2, REVISED WIRING,
C
ECO 7946 CHANGE QTY OF CIRCUIT BREAKERS DJS
B
9
3
4
2
1
CCR30-D & CMR30-D G S
CCR30-C & CMR30-C H H
CCR30-E & CMR30-E G H
DISC-STAT
HI LIMIT
RED
CONTACTOR #1
FROM
480
240
G
5
5
G
2 1 3 4
2 1 3 4
3
FROM
CONTACTOR #1
2
2
HEAT ELEMENT
THERMOSTAT
6 HEAT SWITCH
MOTOR
PILOT LAMP
CONTACTOR
POWER SWITCH
SPEED UNIT
MICRO SWITCH
1
2
3
4
5
6
7
9
10
BLACK
MOTOR
HI
NO
A
MOTOR
LO
NO
B
B
24
240
C
C
C
A
NC
NC
B
24VAC
HI
24VAC
LOW
208
240
A
5 6
3 4
F
BACKUP
SWITCH
F
TO BREAKER
TO BREAKER
12/24
GROUND
LUG
D
G 18" GRIDDLE H HOT TOP S SPEED UNITS
SOLENOID
STEAM VALVE
24VAC (WHEN PRESENT)
IMPORTANT
"STEAM"
FROM
CONTROL
RANGE TOP WIRES MUST BE
CONNECTED IN OVEN CONTROL
AREA.
D
"HEAT"
FROM
CONTROL
E
E
THREE PHASE
L1 L2 L3
B
1 2 3
BACKUP
TSTAT
C
240V
XFMR
MOTOR
XFMR
MOTOR
0
3
2
1
1
BACKUP
RELAY
C
BR2 BR3
BR1
2
NC
B
DOOR
SWITCH
NC NO C
NO
D
D
L
24VAC
C
6
3
5
4
D
CONTACTOR
#1
STEAM
BACK-UP
SWITCH
JP5 JP6 JP7 JP8 JP9
JP35 JP36 JP37 JP38 JP39 JP40
JP30 JP31 JP32 JP33 JP34
RS232
JP20
BLUE
WHITE
RED
C
JP41
OVEN CONTROL
JP11 JP12 JP13 JP14 JP15 JP16 JP17 JP18 JP19
C
C
L
24VAC
CONTACTOR
#2
C
JP4 JP3 JP24 JP23
JP22 JP21 26 27
JP1
JP2
RED
WHITE
BLUE
7.5 KW
7.5 KW
RTD
7.5 KW
A
B
B
CONVECTION OVEN/RANGE ELECTRICAL DATA
MODEL KW PER PHASE C
AMPS C
NUMBER
L1-L2 L2-L3 L1-L3 TOTAL L1 L2 L3
***- A 7.8 5.2 5.2 18.2 23.6 23.6 18.8
***- B 7.8 5.2 5.0 18.0 23.3 23.6 18.4
***- C 7.8 5.0 5.0 17.8 23.3 23.3 19.9
***- D 7.8 5.2 6.0 16.5 23.6 25.0 20.2
***- E 7.8 5.0 6.0 18.8 25.0 23.3 19.9
***- F 7.8 5.5 5.5 18.8 25.0 25.0 21.7
***- G 7.8 6.0 5.2 19.0 25.0 23.6 20.2
CONTROL FRONT
AND DISPLAY
D
C
B
A
CHK. DATE :
A
A
JP11=HEAT
JP12=HI SP MOTOR
JP13=LO SP MOTOR
JP14=OPT STEAM
JP21=RTD
JP35=DOOR SW
JP37=ON-OFF
GP3=CHASSIS GROUND
GP4=CHASSIS GROUND
JP41=RS232 CONNECTOR
COMMUNICATIONS
CONNECTION
BACK FIREWALL
OPTIONAL
TO RS232
CONNECTION
ON CPU BOARD
24VAC
NC
C
NO
D
B
DWN. BY : DWN. DATE :
REV. BY : REV. DATE :
CHK. BY :
24 POLE TERMINAL BLOCK
DESCRIPTION:CONV OVEN 7500 WATT-PT CONTROLS-RT3O RANGE TOP-480V
CAD FILE : FROM ACAD
1 REV: C
1
2
3
4
5
6
7
DWG. NO: 2M-61127-10
SHEET 1 OF
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Manufacturing
Company
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