Siemens GCA161.1U Spring Return160 lb-in (18Nm)

Siemens GCA161.1U Spring Return160 lb-in (18Nm),
24Vac/dc, 0-10 Vdc Control, 90sec Run, Feedback
GCA Series Electric Damper Actuator, rotary,
spring return, 160 lb-in (18 Nm), 24 Vac/dc, 0 to 10 Vdc control, 90 sec run time

Designed for control of building HVAC dampers, the
GCA Series Direct-coupled, Spring Return Electronic
Actuators are available in 0 to 10 Vdc or 2 to 10 Vdc
modulating, floating and two-position (on/off) control
models.

Applications
The GCA Series Damper Actuators are ideal for large
economizer dampers, constant or variable air volume
installations for the control of return air, mixed air, exhaust,
and face and bypass dampers that require up to 160 lb.-in.
(18 Nm) torque.
The actuators designe for applications where the
damper require to return to a fail-safe position when
there is a power failure.
Models are available with either an appliance cable for
wiring in conduit or a plenum-rated cable for applications
where conduit not require.