Atlas Copco QAS 60 Pd S3A ESF - Power Transfer Box (PTB)

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9.3.13 Power Transfer Box (PTB)
When operating the Qc2103™ control panel in AMF
mode, the installation of a PTB is required.
Fu........Fuses F1, F2, F3
GC.......Generator contactor
MC.... ..Mains contactor
PC .......Plant contactor (generator contactor)
X5... ....Customer connections Contactor
Operation
To connect PTB customer connection X5 to
the generator equipped with Qc2103™
controller, 4 connections have to me made
on generator customer terminal strip X25.
Connect GB to GB, MB to MB.
X4..... ..Customer connections Mains Sensing
To connect PTB customer connection X4 to
the generator equipped with Qc2103™
controller, 4 connections have to be made on
generator terminal strip X25. Connect N to
N, R to R, S to S, T to T.
The PTB (Power Transfer Box) is
only available in combination with
the Qc2103™ control panel.
!
R S T
F3
N F1 F2
KM1 KM2
FuX5PCMCGC X4
PTB box