Contactor Electric Meter Instrumentation Components

Description: magnetic latching relays, current transformers, manganin shunts，and electrical case latching electrical，electronic components ，automatic switches，electronics，contactor
electric meter，instrumentation components high quality raw material, produce well. Small resistance tolerance, steady, can improve the efficiency of meter inspection. Wide variety, complete specifications. Well quality with low price. Applications: the precise measurement devices for electronic energy meter. Dimensions: varied specification, decided by customer requirements. Main purpose was for electronic energy meter for power measurement precision measuring devices .high standardization, universal, simplified lines, high sensitivity.
A. Main features:
(1)、small in size, high precision, excellent uniformity.
(2)、wide limitation standard, strong resistance to saturation.
(3)、flexible installation, both the pcb mode and the connection way are available for installation.
B. Electrical parameters:
(1)、rated input current (lin)：0-20a (according to customer requirements)
(2)、rated output current(lin):0-20ma (according to customer requirements)
(3)、max overload current(lin): 20×iin
(4)、non-linearity: ratio difference ＜±0.1%; angle difference ＜±5′
(5)、load resistance: ≤20ω
(6)、power frequency withstand voltage: 4kv 2ma 1min
(7)、operation temperature: -400c～+850c(6)
(8)、insulation resistance: 500mω @500vdc