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Siemens SENTRON 3WL1110-2BB34-4AN2

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3WL1110-2BB34-4AN2

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The Siemens 3WL1110-2BB34-4AN2 belongs to the SENTRON series and is designed as a reliable system protection device. It operates at a voltage of 690 V for frequencies of 50/60 Hz and includes auxiliary contacts with both normally closed and normally open configurations.

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Technical specifications for 3WL1110-2BB34-4AN2

ManufacturerSiemens
Product LineSENTRON
Part Number3WL1110-2BB34-4AN2
Insulation Voltage / Rated Value1 V
Operating Voltage at 50/60 Hz690 V
Protection Class IP / On the FrontIP20
Protection Function of the Overcurrent ReleaseLI
Number of NC Contacts for Auxiliary Contacts2
Number of NO Contacts for Auxiliary Contacts2
ApplicationSystem Protection
Display VersionWithout Display
Height541 mm
Width320 mm
Depth369 mm
Fastening MethodFixed Mounting
Ambient Temperature During Operation-20 °C to 70 °C
Ambient Temperature During Storage-40 °C to 70 °C
Type of Electrical Connection / for Main Current CircuitBusbar Connection
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The Siemens part 3WL1110-2BB34-4AN2 forms part of the SENTRON series and serves crucial functions in system protection applications. It is rated for operational voltage levels of 690 volts at frequencies of 50 or 60 hertz. The unit comes without a display, making it straightforward for integration within various systems.

Designed for environment-resilient usage, it achieves a protection rating of IP20. This rating indicates its suitability for use in conditions that do not involve high dust or moisture exposure. The device's overcurrent release is classified as LI, providing effective operational safety and protection against overload conditions.

Configured with a total of four auxiliary contacts, this model includes two normally closed (NC) and two normally open (NO) contacts to suit a variety of setups. Its busbar connection type facilitates easy integration into existing electrical infrastructures.

In dimensions, it measures 541 mm in height, 320 mm in width, and 369 mm in depth. This compact structure allows it to be mounted using a fixed method for reliable placement. The Siemens 3WL1110-2BB34-4AN2 can function effectively across an ambient temperature range from -20 °C to 70 °C during operation, with storage capacity extending from -40 °C to 70 °C, ensuring operational flexibility even under extreme conditions.