408 Appendix and available options
ACH550 User's Manual
Ambient conditions
The following table lists the ACH550 environmental
requirements.
Ambient environment requirements
Installation site Storage and Transportation in the
protective package
Altitude • 0...1000 m (0...3,300 ft)
• 1000...2000 m
(3,300...6,600 ft) If P
N
and
I
2
derated 1% every 100 m
above 1000 m (300 ft
above 3,300 ft)
Ambient temperature • -15...40°C (5...104°F)
• Max.50°C (122°F) if P
N
and
I
2
derated to 90%
-40...70°C (-40...158°F)
Relative humidity <95% (non-condensing)
Contamination levels (IEC
721-3-3)
• No conductive dust allowed
• The ACH550 should be
installed in clean air
according to enclosure
classification.
• Cooling air must be clean,
free from corrosive
materials and free from
electrically conductive dust.
• Chemical gases: Class 3C2
• Solid particles: Class 3S2
Storage
• No conductive dust allowed
• chemical gases: Class 1C2
• solid particles: Class 1S2
Transportation
• No conductive dust allowed
• Chemical gases: 2C2
• Solid particles: Class 2S2
Sinusoidal vibration (IEC
60068-2-6)
• Mechanical conditions:
Class 3M4 (IEC60721-3-3)
• 2…9 Hz 3.0 mm (0.12 in)
• 9…200 Hz 10 m/s
2
(33 ft/
s
2
)
• In accordance with ISTA 1A
and 1B specifications.
Shock (IEC 68-2-29) Not allowed max.100 m/s
2
(330 ft/s
2
), 11 m/s
(36 ft/s)
Free fall Not allowed • 76 cm (30 in), frame size R1
• 61cm (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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