KN 331050 motor controller
Kaiser Nienhaus 331050 motor controller. While purpose is not directly specified, overall manufacturer offer suggest that it would be controlling window shutters. Controller have inputs for individual control and for group control, starting multiple motors at the same time.
Transformless power supply.
RY533024 relays - Monostable, 1 Form A SPST-NO, 8 A Contact Rating, 24 VDC Coil Voltage.
MSP430G2553 microcontroller - 16 MHz MCU with 16KB Flash, 512B SRAM, comparator, UART/SPI/I2C, timer.
KY5033 (= LP2950?) voltage regulator.
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