国际防护等级标准 International protection code
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防外物进入外壳等级Prevent solid class
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试 验 Test
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防护 Protection
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0
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不做试验
Exempt from testing
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本身固有的保护
Inherent protection
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1
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能防止直径大于50mm的
固体类物进入体内
(如:手的意外接触) Protected against solid bodies larger than50mm(eg:accidental contact with the hand)
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2
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能防止直径大于12.5mm的固体类物进入体内(如:手指)
Protected against solid bodies
larger than 12.5mm(eg:finger)
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3
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能防止直径大于2.5mm的固体类物进入体内(如:工具,导线)
Protected against solid bodies larger than 2.5mm
(eg:tools,wires)
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4
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能防止直径大于1mm的固体类物进入体内(如:小工具,导线)
Protected against solid bodies
larger than 1mm
(eg:fine tools, small wires)
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5
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防尘,尘埃的进入量不能达到防护设备正常运转的程度
Can not completely protected
against dust,but dust entried
will not effect the normal
running of electrical equipment
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6
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无尘埃进入
Completely protected
against dust
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防水进入外壳等级 Water-proof class
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试验 Test
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防护 Protection
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0
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不做试验
Exempt from testing
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本身固有的保护
Inherent protection
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1
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滴水(垂直滴水)无害影响
Protected against vertically
-falling drops of water(condensation)
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2
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当外壳从正常位置倾斜在15°以内时,垂直滴水无有害影响Protected against drops of water
falling at up to 15°from the vertical
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3
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垂直成60°范围以内的淋水 无有害影响Protected against drops of rainwater at? up to 60°from the vertical
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4
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任何方向溅水无有害影响Protected against projections of water from all directions
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5
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任何方向喷水无有害影响Protected against jets of water
from all directions
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6
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猛烈海浪或强烈喷水时,无有害影响Completely protected against jets of water of similar force to heavy waves
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7
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防浸水影响Protected against the effects of immersion
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8
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防潜水影响Protected against the effects of prolonged immersion under specified conditions
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