LXZG（A）-0.5型增安型磁平衡電流互感器是專(zhuān)為大容量電機(jī)差動(dòng)保護(hù)裝置設(shè)計(jì)的增安型防爆產(chǎn)品。該產(chǎn)品的防爆性能符合GB3836.1-2010《爆炸性環(huán)境第1部分:設(shè)備通用要求》和GB3836.3- 2010《爆炸性環(huán)境第3部分:由增安型“e”保護(hù)的設(shè)備》的規(guī)定。適用于工廠(chǎng)內(nèi)引燃溫度為T(mén)1-T3組的可燃性氣體或蒸氣與空氣形成的爆炸混合物的2區(qū)危險(xiǎn)場(chǎng)所用增安型防爆電機(jī)的接線(xiàn)盒內(nèi)，也適用于同樣防爆標(biāo)志的增安標(biāo)志的增安型電器箱內(nèi)。本公司擁有“國(guó)家防爆電氣設(shè)備合格證” ，證書(shū)編號(hào):CNEx19.5815U、CNEx18.6180X。

    LXZGA-0.5 type increased safety magnetic balance current transformer isa safety increased explosion-proof product designed for large-capacity motordifferential protection device. The explosion-proof performance of the productcomplies with GB3836.1-2010 Explosive Environment Part 1: General Requirementsfor Equipment and GB3836.3-2010 Explosive Environment Part 3: Provisions for equipmentprotected by increased safety "e". It is suitable for use in thejunction box of the explosion-proof motor of the safety-enhanced type used inthe zone 2 dangerous place where the combustible gas or steam formed with theexplosion mixture of the air and the ignition temperature of the group T1-T3 inthe factory, It is also suitable for the same explosion-proof mark of theincreased safety mark in the increased safety electrical box. The Company has"National Explosion-proof Electrical Equipment Certificate",Certificate No: CNEx19.5815U, CNEx18.6180X.

1、使用條件Apiain coditions：

     ①海拔(Altitude) 2000m

     ②環(huán)境溫度: -20~+40°C 之間

     Environment temperature: Between -20+40°C

     ③相對(duì)濕度: 85% (25°C) Relative humidity

     ④大氣條件:無(wú)嚴(yán)重影響絕緣和腐蝕金屬的有害介質(zhì)。

     Atmosphere condition : Without harmful medium of serious effecting insulation and corroding metal

     ⑤無(wú)劇烈沖擊、振動(dòng)和顛簸。

     Free from severe shocks, vibrations and bumps

     ⑥安裝在II類(lèi)T1-T6組爆炸氣體混合物2區(qū)危險(xiǎn)場(chǎng)所的電機(jī)接線(xiàn)盒或電器箱內(nèi)。

    Installed in Class II T1-T6 Group Explosion Gas Mixture Zone 2 Hazardous Sites In the motor junction box or electrical box.

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2、額定電壓(Rated voltage): 0.5kV

     額定頻率(Rated frequency): 50Hz

     額定一次電流(Rated primary current): 50-300A

     額定二次電流(Rated secondary current): 1A、5A       

     準(zhǔn)確級(jí)次(Accuracy classes): 5P、10P 

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3、絕緣耐熱等級(jí)(Insulation endurance class): F級(jí)( Class F)

      產(chǎn)品重量( Weight of product): 28-325kg

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4、配用的繼電器和動(dòng)作電流:

      Equi pped with relay and action current：  

     與本互感器連用的繼電器為DL-30/0. 8與DL-30/2電流繼電器，其電流整定范圍0.3~1A，連接線(xiàn)電阻0. 5~1歐，互感器的一次電流工作范圍5~12A。

      The relay of connecting with transforer is DL-30/0.8 and DL30/2.The setting range of current is 0.3~1A. The resistance of connection line is 0. 5~10. Thepr imary current’s working range of transformer is 5~12A.

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常用參數(shù)表（Technical data）

注：可專(zhuān)為用戶(hù)定制大容量、高精度、高保護(hù)倍數(shù)、多變化、低局放等特殊要求的互感器

LXZGA-0.5(A型)

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LXZGA-0.5(B型)

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LXZGA-0.5(D型)

信陽(yáng)信互電器有限公司