3TD, 3TE Contactor Assemblies
3TD6 reversing contactor assemblies, 335 kW
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Overview
The contactor assemblies are suitable for use in any climate and
the contactors are mechanically interlocked. They are finger-
safe according to EN 50274.
Complete units and components for customer assembly are
available. For motor protection, either overload relays for
individual mounting or thermistor motor protection trip units must
be ordered separately.
Complete units
3TD68 contactor assemblies each consist of two mechanically
interlocked 3TF68 contactors. Electrical interlocking is wired.
The main and control circuits are wired according to the circuit
diagrams.
An internal circuit diagram, a type designation and an
identification plate are provided on a common cover.
Auxiliary contacts
The contactor assemblies each have 2 NO + 2 NC contacts per
contactor. 1 NO + 1 NC contacts with momentary-contact
operation and 2 NO + 1 NC contacts with continuous operation
are unassigned.
3
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Selection and ordering data
Size
Rated data AC-3
Auxiliary
contacts per
direction of
rotation
Rated control DT
supply voltage
U
s
Order No.
Price
per PU
PU
PS*
(UNIT,
SET, M)
PG
Weight
per PU
approx.
Opera-
tional
current
I
e
up to
690 V
A
Ratings of induction motors Version
at 50 Hz and
230 V
400 V
500 V 690 V
kW
kW
kW
kW
NO
NC
V AC
kg
Complete units
AC operation, 50/60 Hz
14
630
200
335
434
600
4
4
110 … 132
200 … 240
C
C
3TD68 04-2CF7
3TD68 04-2CM7
1
1
1 unit
1 unit
101
101
56.000
54.000
* You can order this quantity or a multiple thereof.
3/54
Siemens LV 1 · 2006
SIEMENS [ Siemens Semiconductor Group ]
