Wilo Control EC-L, Installation And Operating Instructions Manual

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14 Installation and operating instructions • Wilo-Control EC-L • Ed.04/2022-09
6.5.1 Overview of components
Overview Control EC-L 1 ... /EC-L 2 ...
F1 F2 F3
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
55 56 57 58 59 60
T1
1 3 5 13 A1
2 4 6 14 A2
T2 T3
L1 L2 L3 NO
T1
1 3 5 13 A1
2 4 6 14 A2
T2 T3
L1 L2 L3 NO
GND A(+) B(-)
GND LO
J4 J3 J2
HI
1 2
26
Current Pump1 Current Pump2
F1 F2 F3
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54
55 56 57 58 59 60
T1
1 3 5 13 A1
2 4 6 14 A2
T2 T3
L1 L2 L3 NO
T1
1 3 5 13 A1
2 4 6 14 A2
T2 T3
L1 L2 L3 NO
GND A(+) B(-)
GND LO
J4 J3 J2
HI
1 2
26
Current Pump1 Current Pump2
4a
5
8
10
9
6
3
2 1
7
4b
11
12
HW-Rev. 01
4a
5
8
10
9
3
2 1
7
4b
11
12
HW-Rev. 02
Fig. 2: Control EC-L 1 ... /EC-L 2 ...
1 Terminal strip: Mains connection
2 Mains voltage adjustment
3 Terminal strip: Earth (PE)
4a Terminal strip: Sensors
4b Terminal strip: Sensors for active ex-mode
5 Contactor combinations
6 Output relay
7 Control board
8 Potentiometer for motor current monitoring
9 ModBus RTU: RS485 interface
10 Dynamic pressure bell pressure connection (“IPS” version only)
11 ModBus RTU: Jumper for termination/polarisation
12 Slot 9 V rechargeable battery