Tuxhorn tubra-PGS XL, Assembly And Operating Instructions Manual

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Code no. 977.25.02.00
Dated 06/2018
- 9 -
4.4 Electrical connections
4.4.1 General instructions
Only authorised, specialist personnel are permitted to open electrical housings and work on
the electrical system after de-energising the equipment. When establishing connections,
make sure the terminal assignments and polarity are correct. Protect the control unit and
electrical components against excess voltage.
4.4.2 Control unit connection (for tubra
®
-PGS-C XL only)
Refer to the separate control unit operating manual for more detailed information.
4.4.3 Circulation pump
Refer to the pump operating manual for more detailed information.
See also Chapter "Pump information"
Electrical pump connection
(1) Brown = L
(2) Blue = N
(3) Green/yellow = PE
PWM connection (depending on the mod-
el)
(1) Brown = +
(2) Blue = -
0-10V signal connection
(Two wires or four wires, depending on
the model)
(4) Brown = GND
(5) White = 0-10V signal
(6) Blue = SSM
(7) Black = SSM
SSM = collective fault message