Data Sheet for Product

Technical Instructions SSA/P Series Electronic Valve Actuator
Document Number 155-710 24 Vac Floating or 0 to 10 Vdc Control
January 12, 2018
Page 4 Siemens Industry, Inc.
Wiring
Figure 6. SSA/P61U Wiring Diagram. Figure 7. SSA81U Wiring Diagram.
• Do not use autotransformers.
• Use earth-ground isolating, step-down, Class 2, power supplies.
• Determine supply transformer rating by summing total VA of all actuators used.
• Use one transformer to power up to 10 actuators.
WARNINGS:
• Wire connection G is 24 Vac HOT on the SSA/P61U, not neutral.
• G0 and G must be properly wired for correct function and full life of
the actuator.