1. 一般情況下，選用II類(lèi)手持式電動(dòng)機(jī)，安裝漏電保護(hù)器，額定沖擊動(dòng)作電流不大于15mA，額定動(dòng)作時(shí)間小于0.1秒。如果使用I類(lèi)手提電動(dòng)工具，也必須是零保護(hù)。操作人員必須戴絕緣手套、穿絕緣靴或站在絕緣墊上。
1. Generally, type II hand-held motor is selected and leakage protector is installed. The rated impulse action current is not more than 1, and the rated action time is less than 0.1 seconds. If you use Class I safe hand-held electric tools, it must also be zero protection. Operators must wear insulating gloves, insulating boots or stand on insulating pads.
2. 在潮濕的地方或金屬框架上操作時(shí)，必須選擇II類(lèi)手持電動(dòng)工具，并且必須安裝防濺泄漏保護(hù)器。嚴(yán)禁使用I類(lèi)手提電動(dòng)工具。
2. When operating in wet places or on metal frames, Class II safe hand-held electric tools must be selected and anti-splash and leakage protectors must be installed. It is strictly forbidden to use Class I safe hand-held electric tools.
3.在狹窄的地方(鍋爐、金屬容器、溝槽、管道等)，宜使用帶隔離變壓器的III類(lèi)手持電動(dòng)工具;II類(lèi)手提電動(dòng)工具必須配備防濺裝置。在狹窄處安裝隔離變壓器或漏電保護(hù)器。
3. In narrow places (boilers, metal containers, grooves, pipes, etc.), Class III hand-held power tools with isolation transformers should be used; Class II hand-held power tools must be equipped with anti-splash devices. Install isolation transformer or leakage protector in narrow area.
扭剪扳手
Torsion wrench
4、手持電動(dòng)工具的載重線(xiàn)必須是耐候橡膠護(hù)套銅電纜，且無(wú)接頭。禁止使用塑料紗線(xiàn)。
4. The load line of hand-held electric tools must be weatherproof rubber sheathed copper cable without joint. Plastic yarns are prohibited.
5. 砂輪接觸濕氣、變形、裂紋、斷裂、切邊或接觸油、堿等，不得使用。受濕氣影響的砂輪葉片不能自行干燥。砂輪與接頭軟墊應(yīng)安裝牢固，螺母不宜過(guò)緊。
5. The grinding wheel shall not be used when it is in contact with moisture, deformation, crack, fracture, trimming or oil or alkali. Wheel blades affected by moisture cannot be dried by themselves. Grinding wheel and joint cushion should be firmly installed, nuts should not be too tight.
6. 操作前檢查:
6. Check before operation:
(1)外殼、手柄無(wú)裂紋、損壞;
(1) There are no cracks or damages in the shell and handle;
(2)保護(hù)零位接線(xiàn)正確、牢固、可靠，電纜線(xiàn)、插頭完好，開(kāi)關(guān)運(yùn)行正常，注意開(kāi)關(guān)的操作方法;
(2) Protect correct, firm and reliable zero-position wiring, intact cable and plug, normal operation of switch, pay attention to the operation method of switch;
(3)電氣保護(hù)裝置良好可靠，機(jī)械保護(hù)裝置齊全。
(3) The electrical protection device is good and reliable, and the mechanical protection device is complete.
7. 開(kāi)機(jī)后空操作，檢查工具操作應(yīng)靈活、暢通。
7. Flexibility and smoothness should be ensured in the operation of check tools after boot-up.
8、手持式電動(dòng)工具(電動(dòng)扳手)，操作時(shí)增加的力要平衡，不要太用力。
8. Hand-held electric tools (electric wrenches) should balance the increased force during operation and not exert too much force.
9. 嚴(yán)禁超載。請(qǐng)隨時(shí)注意音響及溫升。
9. No overloading. Please pay attention to the sound and temperature rise at any time.
10. 操作中不得觸摸電動(dòng)工具(電動(dòng)扳手)。
10. Electric tools (electric wrenches) should not be touched in operation.
機(jī)器運(yùn)行時(shí)不要停止。
Do not stop when the machine is running.
使用電動(dòng)工具(電動(dòng)扳手)注意事項(xiàng);
Cautions for using electric tools (electric wrenches);
(1)扳手頭應(yīng)推在工件上，不得空打空推;
(1) The wrench head shall be pushed on the workpiece and shall not be pushed empty;
(2)工件上必須垂直支撐，不要讓螺栓晃動(dòng);
(2) The workpiece must be supported vertically and the bolts should not be shaken.
(3)使用大扭矩電動(dòng)工具(電動(dòng)扳手)，作業(yè)現(xiàn)場(chǎng)應(yīng)圍繞護(hù)欄設(shè)置。地面應(yīng)有堅(jiān)實(shí)的作業(yè)平臺(tái)。
(3) With large torque electric tool (electric wrench), the operation site should be set around guardrail. The ground should have a solid operating platform.
以上是
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