SIDOOR ATD400T RELAY CONTROL UNIT FOR INTERIOR TRAIN DOORS, UP TO 180KG DOOR WEIGHT, 36VDC, 1*RS485, 4*DI, 3*RELAY, 1*24VDC OUT, -25 - +70 DEGREE CELSIUS, EN 50155, EN 50121-3-2, EN 45545-2, EN 61373 The SIDOOR Controller is characterized by one-button operation for complete commissioning of the certified safety attained according to EN 14752 (power, energy), EN 50155 (electrical safety), EN 50121-3-2 (EMV) and IEC 61373 (vibration/shock). Furthermore, the current fire protection standard for components in railway vehicles, EN 45545-2, HL3 (Hazard Level 4) is fulfilled. The integrated Push-to-Open and Push-to-Close function allows a maneuvering of the door by hand by more than 2 cm in the opening/closing direction to be detected automatically by the controller as a DOOR OPEN/DOOR CLOSED command. The SIDOOR Controllers for interior railway doors are available as a RELAY variant. There are also SIDOOR Controllers for platform screen doors and for gap bridging in railway applications. The door drive for interior railway doors comprises a control device and a geared motor. The SIDOOR control device can be used in combination with the SIDOOR MDG180 L DIN EN 45545-2 or SIDOOR MDG180 R DIN EN 45545-2 motor, depending on the required dynamic response for a mass of up to 180 kg to be moved. The SIDOOR SOFTWARE KIT is available as accessory and allows firmware updates to be imported that provide support in precisely recording the traversing profile, as well as the option of reading and writing the parameter set