
NAUTILUS SERIES • SURGICAL LIGHTS
FULL 360° ROTATION
CAPABILITY FOR BOTH
LIGHTHEAD AND RADIAL
ARM ASSEMBLY
NON-STERILE
POSITIONING HANDLES
NT252525
110° VERTICAL
ADJUSTMENT
AUTOMATIC
VSRD ADVANCED
OPTICS AND REFLECTOR
DESIGN
RESERVE BULB
CHANGE OVER
WALL CONTROL
INTRODUCTION
SKYTRON’s Fixed Focus Nautilus Series with
ADVANCED Vertical Segmented Reflector Design
(VSRD) and swirl lens provides Superior Shadow
Control and Extended Depth of Field. Typical
applications include General, Orthopedic, Plastics,
Micro Surgery, Cardiovascular, OB/GYN, Trauma
and Urology.
TECHNICAL DATA
Electrical: 120v, 60 Hz, 1 phase
Power Consumption: 510 watts (1,734 BTU/hr)
Amperage: Approximately 3.9 amps, fuse
protected
Intensity: 33,000 fc (360,000 lux)
11,000 fc per lighthead
Color Temperature: 4,000°K
Beam Temperature: Less than 25,000 microwatts
per sq. centimeter as recommended by the I.E.S.
handbook.
Current Leakage: Less than 100 microamps
Bulb Type: Halogen 24v/170w
Fixture Weight: 326 lbs.
Moment Load: 1,560 ft.lbs.
HIGHLY VISIBLE
BULB CHANGE
INDICATOR
LIGHT
STERILE POSITIONING
AND PATTERN ADJUSTMENT
HANDLE
ACCESSORIES
Wall Mounted Intensity Control provides intensity
adjustment according to surgeon's requirements to
assure maximum performance. Required, priced
separately.
ARCHITECTURAL SPECIFICATIONS
Surgical lighting system shall consist of three radial
arm mounted 25" diameter lightheads equipped
with a sterilizable pattern adjustment and
positioning handle as well as non-sterile positioning
handles. Total system output is to be 33,000 footcandles at a color temperature of 4,000°K. The
system is to be designed with one primary bulb and
one reserve bulb. An automatic bulb change-over
system shall be provided to eliminate the need to
change bulbs during surgery. Wall Control is to
have an indicator/reset system to indicate reserve
bulb operation. Bulbs are to be 24v, 170w Halogen
type. System design is to provide cool, colorcorrected light that is diffused evenly over the
surgical site for optimum shadow reduction. System
shall be SKYTRON Model NT252525.

NT252525
ELEVATION VIEW
53"
1350mm
2-3/4"
70mm
360°
360°
965mm
360°
38"
360°
45-1/2"
1155mm
360°
3/4" Diameter
Conduit
360°
PLAN VIEW
360°
360°
35-1/4"
895mm
91"
2310mm
360°
49"
58"
1250mm
1475mm
39"
34"
1000mm
865mm
360°
110°
Wall
Control
360°
35-1/4"
895mm
43"
1090mm
35-1/4"
895mm
360°
360°
360°
82-3/4"
2100mm
360°
110°
80"
2030mm
Minimum Ceiling Height: 9' 2". Consult your SKYTRON representative for lower ceiling heights and special applications.
REFER TO APPROPRIATE MOUNTING STRUCTURE GUIDELINE
• STANDARD MOUNTING STRUCTURE GUIDELINE
• SPECIFIC SEISMIC CALCULATIONS IF APPLICABLE
50-1/2"
1285mm
360°
98-1/2"
360°
2505mm
35-1/4"
895mm
WALL CONTROL
13-1/2"
1"
5"
6-3/8"
5"
4"
1"
10"
BACK
VIEW
11"
6mm Dia.
8-5/8"
(4 places)
5000 36th Street SE • Grand Rapids, MI 49512
1.800.SKYTRON • 616.957.0500 • FAX: 616.957.5053
TOP VIEW
1-1/16" Dia.
(2 places)
13-3/4"
12-3/16"
4mm Dia.
(4 places)
RECESS
MOUNT
FLANGE
15-3/4"
17"
4/05