Frequency Differential Relay Tester
Main functions and features:
With stable performance ,complete functions ,easily-operating and durability for aluminum alloy-made chassis, it can test the frequency relays and differential relays, make the antecedent test for electric appliances of using the distance-connecting method, it also can be used as single-phase shifter.
The key technical indexes:
Input power source: three phase and four lines
Output alternating current: 0～250V(regulable)
Output phase shifter: 0°～360°(regulable)
3.5 digits indicating equipments for current and voltage, accuracy range: ±0.5%
Digital phase indicating accuracy: ±1.0%
Functions and features:
As the latest star of relay protection product with high-technology, multifunction, good performance, high automatic operation, it features in high reliability, high accuracy, big power, easily-using, adopts the DSP, WINDOWS flat roof system and double operation structure.
It can test automatically or manually every kind of relay protection instruments home and abroad, protect the process of the whole set of experiments, show the printed testing curves
Intelligent host computer: adopting high speed and good performance process of digital signals, it can calculate fast, transfer bandwidth, forms the relative sine wave for fundamental wave
Independence of operation: testing for relays and computer protection, also simulate varied complex faults of instantaneity, permanence and convertibility to do the whole set experiments
On-line with computer operation: storing testing data ,showing the vectorgraph, drawing trouble wave forms, printing reports on-lined
LCD display: clear display with full Chinese-characters menu for operating
Potable Relay Protection Tester
With easy-operation and stable performance features, it has every normal tests for relays, and both alternating and direct current power adopt the newly power technology.
The key technical indexes:
Alternating current: 0-100A/10V (regulable) 0-20A/35V (regulable) 0-5A/8V (regulable)
Alternating voltage: 0-250V/4A (regulable)
DC current: 0-20A/25V (regulable)
DC voltage: 0-250V/4A (regulable)
Rated output DC voltage: 24V、48V、110V、220V
Millisecond counter time: 0-99.9999S
Resolution factor: 0.1ms
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