3RH, 3TH Contactor Relays
3TH2 contactor relays, 4- and 8-pole
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Overview
AC and DC operation
IEC 60947 (VDE 0660).
The terminal designations comply with EN 50011.
3TH2 contactor relays
The 3TH2 contactor relays are suitable for use in any climate.
The contactor relays with screw terminals are finger-safe
according to EN 50274.
3TH27 latched auxiliary contactors
The contactor coil and the coil of the release solenoid are both
designed for continuous duty.
RC elements, varistors, diodes or diode assemblies can be fitted
to both coils from the front for damping opening surges in the
coil.
The contactor relay can also be switched on and released
manually.
Siemens LV 1 · 2006
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