22 GENERAL D400 SUBSTATION GATEWAY USER’S MANUAL
PRODUCT SPECIFICATIONS CHAPTER 1: BEFORE YOU START
Figure 3: D400 dimensions
Environmental
The top cover of the D400 can get hot during peak operation. Ensure
that there is at least 1U (1.75 inch [44.45 mm]) of free space above the
D400 unit for proper ventilation.
When the unit is operating above 50 °C ambient temperature, safe
handling precautions are recommended to prevent burns.
1
1
.
1
8
"
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2
8
4
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0
5
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m
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1
9
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r
a
c
k
m
o
u
n
t
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4
8
2
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5
9
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2U [3.47" /88.12 mm]
Operating temperature −20 °C to +65 °C
GE manufactured D400 units designed for maximum operating
temperature of 55 °C between July and September 2013. Units designed
for 55 °C maximum ambient temperature include a label in the front of
the D400 CPU module with the text: "55 Deg. C Max. Ambient Operating
Temperature"
Maximum ambient temperature is +50 °C for unit to fully comply with IEC
61010-1 Section 10.1 regarding surface temperature limits for protection
against burns. Plastic optical fiber lower limit is 0 °C.
Dry heat environmental test as per IEC 60062-2-2
Cold environmental test as per IEC 60068-2-1
Humidity rating
5 % to 95 % relative humidity, non-condensing
Environmental rating Ingress protection: IP30 (IEC 60529)
Installation /
overvoltage category
CAT II (2)
Pollution degree 2
Use Indoor use only
Altitude Maximum altitude 6,560 ft [2000 m]
MTBF (MIL-217F) 39,400 hours at 40 °C in a fully loaded single Ethernet configuration
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