Siemens OpenAir GCA Series Technical Instructions page 4

Technical Instructions
Document No. 155-173P25
January 26, 2011
Specifications,
continued
Mounting
Auxiliary features
Housing
Page 4
OpenAir™ GCA Series Spring Return 160 lb-in Electronic Damper Actuator
Nominal angle of rotation
Maximum angular rotation
Shaft size
Minimum shaft length
Control signal adjustment
Offset (start point)
Factory setting
Span
Dual auxiliary switches
AC rating (Standard cable)
AC rating (Plenum cable)
DC rating (Standard/Plenum cable)
Switch Range
Switch A
Recommended range usage
Factory setting
Switch B
Recommended range usage
Factory setting
Switching hysteresis
WARNING:
Apply only AC-line voltage from the same phase or only UL-Class 2 voltage to
the switching outputs of both auxiliary switches A and B. Mixed operation is not
permissible.
NOTE:
Enclosure
Material
Gear lubrication
With plenum cables, only UL-Class 2 voltage is permitted.
90°
95°
3/8-inch to 1-inch
(8 mm to 25.6 mm) dia.
1/4-inch to 5/8-inch
(6 to 18 mm) square
3/4-inch (20 mm)
Between 0 Vdc to 5 Vdc
0 Vdc
Between 2 Vdc to 30 Vdc
24 Vac to 250 Vac
AC 6A resistive
AC 2A FLA, 12 LRA
24 Vac
AC 4A resistive
AC 2A, FLA, 12 LRA
12 Vdc to 30 Vdc
DC 2A
0 to 90° with 5° intervals
0 to 45°
5°
0 to 90° with 5° intervals
45° to 90°
85°
2°
NEMA 2,
IP54 per EN 60 529
in vertical to horizontal 90°
See Figure 17.
NEMA 3R rated when installed with
ASK75.1U Weather Shield in the
vertical position. See Figure 18.
See Accessories, Figure 9.
Die cast aluminum alloy
Silicone-free
Siemens Industry, Inc.