Epcom XMR Series Manual do utilizador - Página 7

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Epcom XMR Series Manual do utilizador

2 Product Performance

2.1
Environmental Performance
Serial No.
Experiment Items
1
Low Temperature Operation
2
Low Temperature Storage
3
High Temperature Operation
4
High Temperature Storage
5
Temperature Shock
6
Steady Damp-Heat
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Test Methods
a.
Test equipment applies to GB/T 2423.1—2008
b.
Put into the cryogenic chamber at -20℃±2℃ for 72
hours at 0.85 times rated voltage. During this time, cut
off the power for 1 hour and reconnect the power for 1
hour repeatedly until the end of the test.
a.
Test equipment applies to GB/T 2423.1—2008
b.
Put into the cryogenic chamber at -40℃±2℃for 8 hours
without power supply. Recover to normal temperature
after the test.
a.
Test equipment applies to GB/T 2423.2—2008
b.
Put into the high temperature chamber at +70℃±2℃
for 72 hours at 1.25 times rated voltage. During this
time, cut off the power for 1 hour and reconnect the
power for 1 hour repeatedly until the end of the test.
a.
Test equipment applies to GB/T 2423.2—2008
b.
Put into the high temperature chamber at +85℃±2℃
for 8 hours without power supply. Recover to normal
temperature after the test.
a.
Test equipment applies to GB/T 2423.1—2008 and
GB/T 2423.2—2008
b.
Test cycles with the following procedures without power
supply for 24 hours:
——Keep -40℃±2℃ for 2 hours;
——Keep -40℃±2℃ for 1 hour;
——Keep +85℃±2℃ for 2 hours;
——Keep +85℃±2℃ for 1 hour;
——Keep +23℃±5℃ for 2 hours.
Test equipment applies to GB/T 2423.3—2006
Keep for 24hours at +40℃±2℃, 90%～95%
non-condensing without power supply.
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