JUMO 709061 TYA 201 - Single-Phase Power Controller Operating Manual - Manual (Page 40)

3 Electrical connection
38 2012-12-01/00561071 [SCR Power Controller TYA201]
3.3.5 Free-running economy circuit with purely resistive loads
For this electrical circuit, no master-slave connection is necessary.
A
In the case of power controllers with a load current of 250 A, the fan terminal
X14 must also be supplied with the specified voltage!
The lead protection must be between 2 A and a maximum of 5 A.
v Chapter 3.2.5 "Type 709061/X-0X-250-XXX-XXX-XX-25X"