Wilo Control EC-Booster Installation And Operating Instructions Manual page 23

Fig. 26: Connection overview symbol
6.5.16 Individual run signal (EBM) connec-
tion
x
Fig. 27: Connection overview symbol
6.5.17 Individual fault signal (ESM) con-
nection
x
Fig. 28: Connection overview symbol
Installation and operating instructions • Wilo-Control EC/ECe-Booster • Ed.02/2023-08
A fault message is output for all pumps (SSM) via a separate output:
• Contact type: potential-free changeover contact
• Contact load:
–
Minimum: 12 V=, 10 mA
–
Maximum: 250 V~ 1 A
• 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.
• Use the terminal number shown in the connection overview on the switchgear cover.
DANGER
Danger of death due to electrical current!
The external electrical power supply is also present at the terminals when
the main switch is switched off!
• Disconnect the external power supply before any work.
• Electrical work must be carried out by a qualified electrician.
• Observe local regulations.
A run signal is output for each pump (EBM) via a separate output:
• Contact type: potential-free NO contact
• Contact load:
–
Minimum: 12 V=, 10 mA
–
Maximum: 250 V~, 1 A
Insert the connection cables laid by the customer through the threaded cable glands and se-
cure. Connect the wires to the terminal strip according to the connection diagram. Use the
terminal number shown in the connection overview on the cover. The number shown in
location "x" on the symbol indicates which pump it refers to:
• 1 = pump 1
• 2 = pump 2
• 3 = pump 3
DANGER
Danger of death due to electrical current!
The external electrical power supply is also present at the terminals when
the main switch is switched off!
• Disconnect the external power supply before any work.
• Electrical work must be carried out by a qualified electrician.
• Observe local regulations.
A fault message is output for each pump (ESM) via a separate output:
• Contact type: potential-free NC contact
• Contact load:
–
Minimum: 12 V=, 10 mA
–
Maximum: 250 V~, 1 A
Insert the connection cables laid by the customer through the threaded cable glands and se-
cure. Connect the wires to the terminal strip according to the connection diagram. Use the
terminal number shown in the connection overview on the cover. The number shown in
location "x" on the symbol indicates which pump it refers to:
• 1 = pump 1
• 2 = pump 2
• 3 = pump 3
en
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