** 中沈 材质 铝合金 型号 LBZ 尺寸 1000 重量 10KG 适用范围 IIA IIB IIC 1.铸铝合金压铸外壳,表面喷塑; 2. 内装**转换开关、按钮、电流表、指示灯等; 3. 旋钮取代按钮,一孔取代多孔; 4. 30多种功能由用户选择; 5. 电流表量程由用户*; 6. 钢管或电缆布线; 7. 可根据用户要求特制; 8. 符合GB3836-2000、IEC60079, GB12476.1-2000、 IEC61241标准要求。 1. Diecasted A1-alloy shell with plastic-sprayed surface; 2. Internally mounted univeral changeover switch, ammeter and indicator, etc; 3. Rotary substitute for the button, one hole sustitute for rnulti-hole; 4. There are more than 30 functions vailable for users choice; 5. The ammeters measuring range Can be made by users; 6. Steelpipe or cable wiring. 7. Can be customized according to users requirements. 8. Suitable for GB3836-2000、IEC60079, GB12476.1-2000、 IEC61241 standard request. 1. 爆炸性气体环境危险场所:1区、2区; 2. 可燃性气体、蒸气级别:ⅡA、ⅡB、ⅡC; 3. 温度组别:T1~T5; 4. 户内、户外(IP54,可按用户要求达到IP65)。 1. For the dangerous sites with explosive air mixture: 1 division、2 division; 2. Flammable gas, steam class: ⅡA、ⅡB、ⅡC; 3. Temperatures classification: T1~T5; 4. Indoor and outdoor (IP54, It could be designed as IP65 according to users requirements). 使用类别 Using sort 额定电压 Rated voltage(V) 额定电流 Rated current(A) 防爆标志 Explosion- proofing marker 防护等级 Protection category 防腐等级 Cosion-proofing grade 进线口螺纹 Inlets thread 电缆外径(mm) Cables outside diameter AC-3 AC-4 380 220 5, 10, 16 Exde ⅡBT5 Exde ⅡCT5 IP54 IP65 W, WF1, WF2 G1 G3/4 Φ12~Φ18 Φ10~Φ15 -------------------------------------------------------------------------------- 代号 Code 按钮触头形式 Form of button contact Ⅰ 一常开一常闭 1NO+1NC Ⅱ 二常开 2NO Ⅲ 二常闭 2NC 开关 组合符号 The code of switch 接触图 Chart of contact 等效开关 Equivalent switch 旋钮位置(实线表示 定位,虚线表示自复位) Rotary buttons position, real line denotes location broken line de- notes auto-resetting 等效功能说明 Instruction for equivalent function A 功能接线均与双按钮相同, 自动复位。 Functional wiring is same as button with auto reset B 功能与双控钮相同,起动自复位, 可带锁定装置,将开关锁定在停 止档避免误操作。 Functional wiring is the same as button with auto resetting, take "lock"apparatus to lock the switch at the stopping location to avoid mistake operating. C 功能为2个带常开触点的按钮, 自动复位,适合于高压电机控 制电路,或采用A功能面板。 Button with 2 usually-open contacts and auto-resetting. suitable for high- voltage engine control circuit or function panel A. D 小功率电源开关。 Mini-power switch. E 功能与三钮相同,控制电机正反 转用,正、反起起动位置自复位。 Function is the same as three buttons to control-conversion of FW & BW engine, FW & BW starters can auto-reset. F 选择开关,中间带停止档位。 Selected switch with stop location in midst. G 相当于2个按扭和一个切换开关 装于一轴,在起动与停止之前均 可输出联络信号或监控信号。 Be equol to mounting two buttons and one change-over switch in one axe. Can output contact ** or inspect ** befor starting and stopping. H 多信号逐级传送,方向任意旋转。 Multi-**s transmit gradually and convert in random.
乐清市中沈防爆电器有限公司是防爆电器灯具的**生产厂家。是中国电器工业协会防爆电器分会会员单位,公司自创建以来,既注重质量,**。注重产品工艺的**性,注重科技人才和员工素质的培养。建立了完善的质量**体系。 公司生产的产品按GB3836-2000爆炸性气体环境用电气设备等地区标准设计、制造、检验。且均**了地区指家的检验机构颁发的防爆合格证。 并在2005年初获得国粗监督检验疫总局颁发的全国工业产品生产许可证。产品在近几年的地区抽查中均为合格。董事长携同全体员工迎接新的竞争与挑战。立志把“中沈防爆”铸造成主导防爆新产品的****。