防窃电电流互感器

申请公布号：CN2370543Y

申请号：CN99222558.2

申请日期：1999.01.19

申请公布日期：2000.03.22

申请人：

沈阳东电北方成套电器设备制造有限公司

发明人：安波;孙丽杰;王常石;林晨

分类号：H01F38/28;G01R15/00

主分类号：H01F38/28

代理机构：

沈阳市专利事务所

代理人：于菲

地址：110044辽宁省沈阳市大东区联合路178号甲

摘要：防窃电电流互感器,它包括壳体和置于壳体中的电流线圈,其特征是壳体中装有三个电流线圈,并采用树脂将三个电流线圈及其二次端子整体浇注在一起,二次电缆引出壳体外。本实用新型将二次线圈及其端子整体浇注在一起,这样既解决了户外变压器及线路损耗检测的问题,同时可以防止不义之人由此引线进行窃电,另外本实用新型结构简单,检测方法切实可行。

主权项：1、防窃电电流互感器，它包括壳体和置于壳体中的电流线圈，其特征是壳体中装有三个电流线圈，并采用树脂将三个电流线圈及其二次端子整体浇注在一起，二次电揽引出壳体外。

MILLIMETRIC WAVE HIGH-PASS FILTER

PRODUCTION OF FIELD EFFECT TRANSISTORS

INJECTIONABLE PHARMACEUTICAL COMPOSITION CONTAINING SODIUM AMMOXYLINE AND PRODUCTION THEREOF

CONCRETE FORM

METHOD OF PRESERVING EGG

PALIER LISSE AVEC UN BOITIER DIVISE

Stabilisation of dithionites - by intimately mixing with carbonylated aromatic cpds.

Heater for low pressure loss air flow - has two annular passages each containing coupled heat exchange surfaces, one passage having heated air other air to be heated

PROCEDE POUR FABRIQUER DES ENROULEMENTS DE ROTOR POUR MOTEURS SANS NOYAU

DISPOSITIF POUR ELIMINER LES CONTAMINANTS DE FAIBLES NIVEAUX DE CONCENTRATION D'UN LIQUIDE

INSTALLATION DE LIMITATION DE PRESSION POUR LA SOUPAPE PROGRESSIVE D'UN ACCOUPLEMENT HYDRAULIQUE

Radial ply tyre carcass with polyamide and metallic cord reinforcement - for bead zone compressive stiffness with tread zone flexibility

Compsn. for treatment of cellulitis and lipidic excess - contains mucopolysaccharidases opt. with hyaluronidase and active cpds. such as triiodo-thyroacetic acid, acetazolamide and aescin

Temp. compensation circuit for dark current changes - has control circuit whose inputs are connected to monitoring unit and level control stage

D=A converter system - uses two channels with converters providing max. accuracy in middle of scale

Support for advertising display panels - uses parallel channel supports with boards of greater width held in convex or concave form

Video tape recorder and playback - has chrominance components combined with reference signals whose phases continuously advanced and lagged and recorded

Cap for tanks of inflammable liq. - has flexible membrane fixed to periphery of internal collar

Vital activity determination of foodstuffs - involves use of pendulum balance oscillating between wooden electrodes at different potentials

Independent freezer monitoring unit - comprises external thermostat with alarms and sensor head extending inside