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UL
1030
SHEATHED HEATING ELEMENT
TESTING STANDARDS |
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1.POWER
DEVIATION：
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Rated voltage electricity to its power deviation can not
exceed the following table |
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Rated input power（W）
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Deviation
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25＜W≦200
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±10%
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W＞200
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+deviation：＋5%或20W
(comes
to large)
，-deviation：-10%
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2.
Insulation material thickness: |
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2-1.Voltage
of 300V(With)
the following，0.41
mm
MIN. |
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2-2.Voltage of 300 V (with) more，0.79
mm
MIN. |
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3.
Drive a wedge between distance |
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3-1.Voltage
of 300V(With)
the following，1.6
mm
MIN. |
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3-2.Voltage of 300 V (with) more，6.4
mm
MIN. |
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4.LC
TEST |
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4-1.To
1.15 times the rated power electricity to HTR surface temperature
stable, single
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5.Humidity-resistant test |
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5-1.After 60 days
humidfastness test, humidfastness conditions: 85 ± 5% RH, 32 ± 2 ℃ |
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5-2.Humidity-resistant
test electricity capacity in accordance with the regulations
HTR-
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6.Life test |
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6-1.
Rated voltage of
electricity voltage of 108%. |
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6-2.Cycle
power:60 min. ON
20 min. OFF 1000cycle |
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6-3.Life
after the test HTR, need to test leakage current test methods with
4-1. |
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6-4.
Life after the test HTR, leakage current tests, the testing
insulation (hot), the
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6-5.
Life after the test HTR, leakage current tests, the test
pressure (hot), the pressure
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