3LD2103-2EP53
The Siemens SENTRON 3LD2103-2EP53 is a 4-pole emergency stop disconnector switch, Iu 25A, with built-in 1NC and 1NO auxiliary contacts. A red and yellow rotary handle is mounted on the front panel, which can synchronously transmit switch status signals.
Product Positioning
The SENTRON 3LD2103-2EP53 is a 4-pole emergency stop disconnector from the Siemens 3LD series. It has 1NC and 1NO auxiliary contacts built in, which can transmit status signals back to the control system while disconnecting the main circuit.
Core Product Advantages and Features
1NC+1NO auxiliary contact
It has one set of normally closed and one set of normally open auxiliary contacts built in, which can synchronously report the switch status for monitoring by PLC or alarm circuit.
4-stage emergency stop design
The 4-pole integrated structure and the red and yellow rotary handle conform to the emergency stop recognition convention, making operation intuitive and clear.
Front panel mounting structure
It adopts a front-mounted installation method, which facilitates direct operation by embedding it into the control box panel.
25A rated current
With a rated operating current of 25A and an AC-23 operating power of 9.5kW at 400V, it meets the needs of small and medium-sized loads.