I. Main functions and features

Ability : the instrument can test the vacuum circuit breaker ,sf6, oil circuit breaker, gis and etc. the test parameters include, close or open time ,delta time ,bounce time ,bounce cycles, multi-operation, stroke , gap ,over-travel ,overshoot ,rebound and the speed, with the ability of test results and graph display.

Immunity : withstand the 550KV electrostatic environment  .

Transducer : with one analog transducer test ability .

Standard : with the standard of  DL/T846.3—2004  (P.R.C.)。

Power : with internal dc power ,the voltage ranges from 5v to 260v.

Trigger : with four triggers to start the recording ,channels state, voltage, current and transducer.

HMI : via keypad and a large  transflective  LCD display (320 x 240 pixels).

Speed :supply series of speed definition with editable and un-editable selection.

Recording: with twelve channels ,coil current and transducer .

Print :with internal installed 58mm wide thermal printer.

Communication: with RS232 and USB communication interface.

Memory: with a SD card of 2GB,the maximum storage ability is 100 test results.

USB FLASH: USB and RS232 interface for data communication with the PC.

Help : the instrument has internal help topic .

II.Technical characteristics

Test channels : 12 channels with 25V，the current is 50mA

Transducer : one analog transducer .

TIME

Recording time length : 0～20.0s

Time accuracy : ±0.l%reading ± 2 LSB

Resolution : 0.1ms

Motion :

Range : 0～1000mm

Accuracy : ±1% reading ±1LSB

Resolution : 0.1mm

Velocity :

Ranges  : 0.01～20.00m/s

Accuracy :±1%reading ±1LSB

Resolution : 0.01m/s

DC POWER :

Ranges : 5～260V

Max current : 20A

Accuracy    : ±1%reading ±1LSB

Load change :≤1%

TRIGGER  :

Voltage : 5～260V

Current  : 0.1-20A

Transducer : the transducer states changes

Channels  : channels states changed

DIMENSIONS :415mm×320mm×168mm

WEIGHT  :8kg

OPERATION TEMPERATURE :-10℃～50℃

HUMIDITY : ≤80% RH

POWER SUPPLY :

Voltage   :AC 220V±10%

FREQUENCE :50Hz±10%

SAFETY :

Insulation resistance＞2MΩ

Leakage current ＜3.5mA

Immunity :AC 1500V 50Hz，1min.