The box is of combined type, its switch compartment is of explosion-proof structure, busbar and outlet compartment adopt safety-increased structure.
本产品为复合型，开关箱采用隔爆型结构，母线箱及出线箱采用增按型结构。
This article analyses many kinds of application and the increased constantly demand for safety. General scheme and type-selecting principle are proposed based on this.
分析了对网络不断增长的多种应用和安全需求，提出了网络改造应采用的方案和选型原则。
Compound structure of safety - increased type, with functions of water - proofing, dust-proofing inside is arranged button, indicator, Ammeter of explosion-proof types.
整体为复合型结构，外壳采用增安型结构，具有较强的防水、防尘能力，内装按钮、指示灯、电流表均为防爆元件。
Type I: Made of engineering plastic, corrosion-proof and water-proof, it is used as leading device in safety-increased shell.
型：采用工程塑料压制而成，具有较强的防腐和防水性能，适用于增安型外壳中作引入装置用。
Type I: Made of engineering plastic, corrosion-proof and water-proof, it is used as leading device in safety-increased shell.
型：采用工程塑料压制而成，具有较强的防腐和防水性能，适用于增安型外壳中作引入装置用。
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