Wilo -Flumen OPTI-TR 22 Instrucciones De Instalación Y Funcionamiento página 27
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- Instrucciones de instalación y funcionamiento (48 páginas)
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Motor compartment
Motor compartment/sealing chamber
Sealing chamber (external pencil electrode)
Motor winding: Temperature limiter
Motor winding: Temperature controller and lim-
iter
6.5.4.1
Monitoring of motor compart-
ment
6.5.4.2
Motor compartment/sealing
chamber monitoring
6.5.4.3
Monitoring the motor winding
Installation and operating instructions Wilo-Flumen OPTI-TR 20-1, 22, 28-1, 30-1, 40-1, Wilo-Flumen EXCEL-TRE 20, 30, 40
Installation and electrical connection
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Legend
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Connect the electrodes via an evaluation relay. Relay "NIV 101/A" is recommended for this.
The threshold is 30 kOhm.
Wiring diagram
DK
Electrode connection
The system must be deactivated when the threshold is reached.
Connect the electrodes via an evaluation relay. Relay "NIV 101/A" is recommended for this.
The threshold is 30 kOhm.
Wiring diagram
DK
Electrode connection
The system must be deactivated when the threshold is reached.
With bimetallic strips
Directly connect bimetallic strips to the switchgear or via an evaluation relay.
Connection values: Max. 250 V (AC), 2.5 A, cos φ = 1
Wiring diagram for bimetallic strip
Temperature limiter
20, 21
Bimetallic strip connection
Temperature controller and limiter
21
High temperature connection
20
Center terminal
22
Low temperature connection
With PTC sensor
Connect the PTC sensor via an evaluation relay. The "CM-MSS" relay is recommended for
this purpose.
PTC sensor wiring diagram
Temperature limiter
10, 11
PTC sensor connection
Temperature controller and limiter
11
High temperature connection
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en-US
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