Wilo Control EC-L1 Series User Manual

en
16 Installation and operating instructions • Wilo-Control EC-L • Ed.04/2022-09
Mains connection, Wilo-Control EC-L1.../EC-L2...
Insert the connection cables laid by the customer through the threaded cable glands and
secure. Connect the wires to the terminal strip according to the connection diagram.
L1 L2
3~ 50/60 Hz
L
1~ 50/60 Hz
L3
N
com
230
380
400
1
2
3
Fig.4: Mains connection, Wilo-Control EC-
L1.../EC-L2...
1 Terminal strip: Mains connection
2 Mains voltage adjustment
3 Terminal strip: Earth (PE)
Mains connection 1~230V:
• Cable: 3-core
• Wire: L, N, PE
• Mains voltage adjustment: Converter bridge 230/COM
Mains connection 3~380V:
• Cable: 4-core
• Wire: L1, L2, L3, PE
• Mains voltage adjustment: Converter bridge 380/COM
Mains connection 3~400V:
• Cable: 4-core
• Wire: L1, L2, L3, PE
• Mains voltage adjustment: Converter bridge 400/COM (factory setting)
Mains connection, Wilo-Control EC-L3...
Insert the connection cables laid by the customer through the threaded cable glands and se-
cure. Connect the wires to the main switch as per the connection diagram.
PE
1 ON
L1
L3
L2
T1
T3
T2
0
OFF
3
2
1
L1 L2
3~ 50/60 Hz
L
1~ 50/60 Hz
L3
N
com 230 380 400
Fig.5: Mains connection, Wilo-Control EC-
L3...
1 Main switch
2 Mains voltage adjustment
3 Terminal strip: Earth (PE)
Mains connection 1~230V:
• Cable: 3-core
• Wire: L, N, PE
• Mains voltage adjustment: Converter bridge 230/COM
Mains connection 3~380V:
• Cable: 4-core
• Wire: L1, L2, L3, PE
• Mains voltage adjustment: Converter bridge 380/COM
Mains connection 3~400V:
• Cable: 4-core
• Wire: L1, L2, L3, PE
• Mains voltage adjustment: Converter bridge 400/COM (factory setting)
6.5.3 Mains connection, pump
NOTICE
Rotating field, power supply and pump connection
The rotating field is routed from the mains connection directly to the
pump connection. Check the required rotating field of the pumps to be
connected (clockwise or counter-clockwise)! Observe the installation
and operating instructions of the pumps.

Wilo Control EC-L1 Series Specifications

General

Brand	Wilo
Model	Control EC-L1 Series
Category	Control Unit
Language	English