3TH4391-0BB4
Siemens SIRIUS 3TH4391-0BB4 contactor-type auxiliary relay, 10-pole 9NO+1NC contact combination, coil rated voltage DC24V, rated current 10A, suitable for DIN rail mounting control panels.
Product Positioning
The 3TH4391-0BB4 belongs to the Siemens SIRIUS 3TH4 series. It adopts a 9NO+1NC contact configuration and is equipped with a DC24V coil. It is suitable for control circuits driven by DC power supply and requiring a large number of normally open contacts.
Core Product Advantages and Features
9NO+1NC contact configuration
The 10-pole contacts are mainly composed of 9 normally open and 1 normally closed groups, which are suitable for applications that require a large number of normally open auxiliary contacts.
DC24V coil design
The coil has a rated voltage of 24V DC and can be directly used with a general DC control power supply.
Rated current 10A
Under AC-15 conditions, the contacts can carry a working current of 10A at 230V and 6A at 400V.
DIN rail mounting
It adopts a 35mm DIN rail mounting method, which facilitates quick assembly and replacement in the distribution box.
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