Block ST 400/69/23 Transformer Control Safety Isolation 400VA 230V/690V

Block ST 400/69/23 Control Transformer is a versatile power transformer designed for automation applications. Manufactured by Block, it supports input voltages of 655 V AC, 690 V AC, and 725 V AC, with an output of 230 V AC at 400 VA. This transformer serves as a control, isolation, and safety transformer, ideal for ensuring reliable and safe power distribution in industrial settings.

Type	Open
Primary Voltages	1 x 655 V AC, 690 V AC, 725 V AC
Secondary Voltages	1 x 230 V AC
Power Rating	400VA
Height	123mm
Length	110mm
Width	120mm
Connection	Screw terminal
Dimensions	(L x W x H) 110 x 120 x 123 mm
Efficiency	91%
Frequency	50 - 60Hz
Insulation class	VDE = B, UL = class 105
Max. ambient temperature	+40°C
Mounting Type	Base plate
No of Outputs	1
Number of Inputs	1
Protection Class	I
Standards	VDE 0570 Part 2-4, DIN EN 61558-2-4, EN 61558-2-4, IEC 61558-2-4
Weight	5kg