Wilo Control EC-Booster Installation And Operating Instructions Manual page 12

en
6.5.1 Overview of components: Wilo-
Control EC-Booster
7
8
Current Pump1 Current Pump2
10
1 3 5 13 A1 1 3 5
9
5
L1 L2 L3 NO L1 L2 L3 NO
T1 T2 T3 T1 T2 T3
GND A(+) B(-)
2 4 6 14 A2 2 4 6
GND LO HI
4
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
Fig. 2: Control EC-B 1 .../EC-B 2 ...
12
• The mains connection current and voltage must be as stated on the rating plate.
• Execute fuse protection on the mains side in accordance with the local guidelines.
• If circuit breakers are used, the switching characteristics should be selected according to
the connected pump.
• Follow local guidelines if residual-current devices (RCD, type A, sinusoidal current, uni-
versal-current-sensitive) are installed.
• Route connection cable in accordance with the local guidelines.
• Do not damage the connection cable during routing or installation.
• Earth the switchgear and all electrical consumers.
Overview Control EC-B 1 .../EC-B 2 ..., up to 12 A rated current
1 Terminal strip: Mains connection
2 Mains voltage adjustment
3 Terminal strip: Earth (PE)
4 Terminal strip: Controls/sensors
13 A1
5 Contactor combinations
F1 F2 F3
14 A2
7 Control board
2
1
8 Potentiometer for motor current monitoring
3
9 ModBus RTU: RS485 interface
10 ModBus RTU: Jumper for termination/polarisation
NOTICE
• Depending on the system impedance and the maximum connections/
hour of the connected consumers, voltage fluctuations and/or drops
may occur.
• When using shielded cables, attach the shielding to the earth rail on
one side of the control device.
• Always have connection carried out by a qualified electrician.
• Observe the installation and operating instructions for the connected
pumps and signal transmitters.
Installation and operating instructions • Wilo-Control EC/ECe-Booster • Ed.02/2023-08