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240
Degrees of Protection
Available enclosures:
• IP 21 / UL type 1 enclosure. The site must be free of airborne dust, corrosive
gases or liquids, and conductive contaminants such as condensation, carbon
dust, and metallic particles.
Ambient Conditions
The following table lists the AYK550 environmental requirements.
Ambient
temperature
humidity
Contamination
(IEC 721-3-3)
Sinusoidal
vibration
(IEC 68-2-29)
Technical Data
Ambient Environment Requirements
• 0...1000 m (0...3,300 ft)
• 1000...2000 m (3,300...6,600 ft) if
Altitude
P
and I
N
above 1000 m (300 ft above 3,300 ft)
• -15...40 ºC (5...104 ºF)
• Max. 50 ºC (122 ºF) if P
derated to 90%
Relative
< 95% (non-condensing)
• No conductive dust allowed.
• The AYK550 should be installed in
clean air according to enclosure
classification.
levels
• Cooling air must be clean, free from
corrosive materials and free from
electrically conductive dust.
• Chemical gases: Class 3C2
• Solid particles: Class 3S2
• Mechanical conditions: Class 3M4
(IEC60721-3-3)
• 2...9 Hz 3.0 mm (0.12 in)
• 9...200 Hz 10 m/s
Shock
Not allowed
Not allowed
Free fall
Installation Site
derated 1% every 100 m
2
and I
N
2
2
2
(33 ft/s
)
AYK550-UH User's Manual
Storage and Transportation in the
protective package
-40...70 ºC (-40...158 ºF)
Storage
• No conductive dust allowed.
• chemical gases: Class 1C2
• solid particles: Class 1S2
Transportation
• No conductive dust allowed.
• Chemical gases: Class 2C2
• Solid particles: Class 2S2
In accordance with ISTA 1A and 1B
specifications.
2
2
max. 100 m/s
(330 ft/s
), 11ms
(36 fts)
• 76 cm (30 in), frame size R1
• 61 cm (24 in), frame size R2
• 46 cm (18 in), frame size R3
• 31 cm (12 in), frame size R4
• 25 cm (10 in), frame size R5
• 15 cm (6 in), frame size R6
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