Circuit diagrams 24, E4 series, Elreha – Merrychef eikon e4 User Manual

Page 50: Elec tric al cir cuit s, E4 7

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50

Service & Parts Manual original Instructions
Part Number 32Z3813 US
Issue 1

1

2

3

4

5

6

7

8

A

B

C

D

8

7

6

5

4

3

2

1

D

C

B

A

1

14

e4 series

e4

7

23-Aug-2010
C:\Users\ha\ELREHA\Projects\Manitowoc\Merrychef eikon ovens\Wiringloom\wireingloom - Copy.ddb - Documents\e4.Sch

Title:

Size:

PCB No.:

Date:
File:

Drawing No.:

Sheet

of

A2

ELREHA

Elektronische Regelungen GmbH

Drawn by:

H.Wirth

Aux

Power

Power

RED( 0-10V )
GREEN( 10V )
BLUE( GND )

Convection FAN

Heater Supply

M.W. Supply

Neutral In

Interblock

Switch

Connector

24VAC

Supply

On/Off

Air filter

Overheat Cavity

Cooling Fan

Magnetron stirrer motor 1

Magnetron stirrer motor 2

Heater Supply out

MW1

MW2

Neutral MW1

Interlock Switches

Temperature Input

P/C - Bus

C - Bus

P - Bus

RJ-45

RJ-12

RJ-11

13

24

15

17

F5

32

30

31

16

14

18
19

21

20
22
23

31
45

Neutral MW2

33

34

25
26

10

29

T2

MW2

Diodboard

41

43

42

F4

46

45

44

47

48

T1

MW1

Diodboard

55

57

56

30
44

58
59

60
61
62
63

64
65

66
67
68

69
70

71
72

73
74

Overheat MW1

Overheat MW2

+

-

SRB Transformer

MW1 left hand side (From the front)

MW2 right hand side (From the front)

230

230

64
65

67
66
68

Convection fan

8

9

10

L

N

60

61

M

Stirrer motor

62

63

M

Stirrer motor

BLUE( GND )

RED ( 0-10V )

GREEN( 10V )

29

11

Heater 1.6kW

78

78

77

77

Heater 1.6kW

58

59

COOLING FAN

blue

black

brown

blue

brown

F5

32

30

31

37

38

33

K2

35

36

34

T2

MW2

Diodboard

41

43

42

F4

46

45

44

51

52

47

K1

49

50

48

T1

MW1

Diodboard

55

57

56

MW1 left hand side (From the front)

MW2 right hand side (From the front)

208

240

240

208

60Hz

50Hz

Delta

L3

L2

L1

Star

F1

7

8

9

F2

F3

4

1

5

2

6

3

15

14

13

12

11

10

6

4

3

2

1

18

19

16

17

25

26

On/Off

Air filter

Cavity

69

70

Cavity

71

72

MW1

8

5

1

2

PRI

TR3

Heater

Microwave

Control

+

-

For Dual phase or
3 phase Delta ovens
Wire No's 4 & 6
connect to L1/L2
Wire No 5

L2

L1

N

For single phase ovens
Wire No's 4,5 & 6
connect to L1/L2

5

5

MW1

51
52

Voltage selection relay

37
38

MW2

NC

NC

20

22

21

12

Right Hand Side Switch assly

23

24

Left Hand Side Switch assly

SW2 Secondary

C

NC

NO

SW1 Monitor

C

NC

NO

SW3 Primary

C

NC

NO

Note

Switches Shown in

Door Closed position!

BTS

Coms modules

73

74

MW2

60Hz: Jumper on X5.1-X5.2

X2.1

X2.2

X4a

1
2

X4b

X4a

X2.1

Voltage selection

Voltage-selection-Relay-driver.Sch

Relays driver

1
2
3
4

X101

1
2
3

X102b

X102a

X102(N)

Common Connector block

interlock switches

1
2
3

X10

Power supply

Power-supply.Sch

1
2

X1

12V;5V;3.3V

12V

5V

Thermocoupler input

Thermocoupler-input.Sch

1
2

X14

X2.2

C/B Bus

C-P-Bus.Sch

C-Bus

C-P-Bus.Sch

P-Bus

C-P-Bus.Sch

Safety relay Supply

Safety-relay.Sch

Air filter feedback

feedback.Sch

+12V

X18e.2

X18a.2

X18b.2

X1.1
X1.2

MCU

MCU.Sch

8

4

6

X11

X12

X13

Power switch feedback

( Heater & M.W. only)

Motor feedback

feedback.Sch

1
2
3

X5

1
2

X18b

1
2

X18c

1
2

X18d

1
2

X18e

1
2
3

X18a

Safety Relay Heater

Safety-relay.Sch

Triac 16A output

Triac-output.Sch

Safety Relay M.W.

Safety-relay.Sch

Current Sense

Current-Sense.Sch

Hybrid Relay 1

Hybrid-Relay.Sch

Door switch

door-switch-detection.Sch

Lcs_Heater

Lcs_MW

L'cs_MW

Safety Relay Aux

Safety-relay.Sch

Line voltage monitoring

Line-voltage-monitoring.Sch

L

N

1

2

X103

Triac 1A output

Triac-output.Sch

Triac 2A output

Triac-output.Sch

Triac 1A output

Triac-output.Sch

1

2

X9

L'

N

Convection Fan

0-10V-out.Sch

0...10V passiv

isolated output

1
2
3

X3

1

2

X8

1

2

X17

1
2
3
4

X20

X8.1

N

X17.1

N

X20.1

N

1

2

X103.1

L

N

Hybrid Relay 2

Hybrid-Relay.Sch

ELEC

TRIC

AL

CIR
CUIT

S

CIRCUIT DIAGRAMS

24

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