The Block ST 100/23/12 is a versatile transformer designed for isolation and safety applications with input voltages of 219, 230, and 241 V AC and an output of 12 V AC at 100 VA. It is commonly applied in automation systems to provide safe and reliable power conversion. The transformer's compact design and robust build make it suitable for integration into various electrical and industrial setups.
Connection |
Screw terminal |
Design type |
open |
Dim |
(L x W x H) 76 x 84 x 95 mm |
Efficiency |
86% |
Fitting method |
Base plate |
Frequency |
50 - 60Hz |
Height |
95mm |
Input voltage (number x voltage) |
1 x 219 V AC, 230 V AC, 241 V AC |
Insulation class |
VDE = B, UL = class 105 |
Length |
76mm |
Max. ambient temperature |
+40°C |
Misc Attribute |
ST 100/23/12 |
No. of inputs |
1 |
No. of outputs |
1 |
Output voltage |
12V AC |
Output voltage (number x voltage) |
1 x 12 V AC |
Power |
100VA |
Primary Voltage |
230V |
Protection class |
I |
RoHS-compliant |
Yes |
Standards |
VDE, UL 5085-1/-2, CSA 22.2 NO. 66 |
Test mark |
cULus recognized |
Type |
Control transformer |
Weight |
2kg |
Width |
84mm |
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