TSURUGA MODEL 850A
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¡öWithstand voltage test AC 0 to 5 kV, leak current setting 0.00 to 99.99 mA
Insulation resistance test DC 500/1000 V, measuring range 0 to 9990 MΩ
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¡öRise- and Fall-time of withstand voltage tests can be arranged.
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¡öRemote I/O and RS-232C interfaces are equipped.
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¡öClear and easy to read color LCD
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Withstand voltage test
Test voltage |
Output voltage |
AC 0.2 to 5.00 kV (50 Hz and 60 Hz switchable) |
Output capacity |
500 VA (5 kV, 100 mA)
Continuous application time of the maximum current output within 1 min. |
Wave form |
Sine wave ( Rate of strain: Less than 5 %, when No-load applied.) |
Power frequency |
50 / 60 Hz |
Voltage fluctuation rate |
Less than 15 % (Maximum rating ➔ No-load: in resistive load) |
Voltage application method |
Zero cross switch |
Voltage measurement |
Rectification method |
Average rectified effective value display |
Digital display |
Applied voltage is displayed during test, and the value is retained after the test end. |
Measurement accuracy |
± (0.5 % of F.S + 10 V) |
Current measurement |
Rectification method |
Average rectified effective value display |
Digital display |
Measurement range 0.00 to 99.99 mA
Leakage current is displayed during test, and the value is retained after the test end. |
Judgment method |
Upper limit |
Digital comparator, Analog comparator (current more than 100 mA can be detected) |
Lower limit |
Digital comparator |
|
Setting range |
Upper limit |
0.05 to 99.99 mA |
Lower limit |
0.01 to 50.00 mA /OFF |
Resolution |
0.01 mA |
|
Judgment conditions |
Upper limit ¨R Leakage current ¨R Lower limit |
・・・ GOOD |
Upper limit £¼ Leakage curent |
・・・ HIGH NG |
Lower limit £¾ Leakage current |
・・・ LOW NG |
|
Test time |
Setting range |
00:00.2 to 99:59.9 s and OFF (continuous) |
Setting resolution |
0.1 s |
Time display |
During test |
Remaining time is displayed, when timer is ON.
Elapsed time is displayed, when timer is OFF. |
End of test (during wait) |
Set value is displayed. |
|
Setting accuracy |
Set value ± (0.1 % + 20 ms) |
Rise time |
Function |
Voltage rises linearly till test value in setting time. |
Setting range |
00:00.1 to 01:59.9 s and OFF
Setting resolution 0.1 s |
Setting accuracy |
Set value ± (0.1 % + 20 ms) |
Fall time |
Function |
Voltage falls linearly from test value to 0 V in setting time. |
Setting range |
00:00.1 to 01:59.9 s and OFF
Setting resolution 0.1 s |
Setting accuracy |
Set value ± (0.1 % + 20 ms) |
Insulation resistance test
Test voltage |
Rated measuring voltage |
DC 500 V/ 1000 V |
Open circuit voltage |
Within 125 % of rated measuring voltage |
Rated measuring current |
1 mA |
Short circuit current |
Less than 15 mA |
Display |
0 to 9990 MΩ Zero suppress Auto range
Insulation resistance is displayed during test.
Resistance value at the end of test is retained. |
Test judgment |
Judgment method |
Upper and Lower limit by digital comparator |
Setting range |
0.01 to 99.99 MΩ/0.1 to 999.9 MΩ/1 to 9999MΩ |
Judgment conditions |
Upper limit ¨R Leakage current ¨R Lower limit |
・・・ GOOD |
Upper limit £¼ Leakage curent |
・・・ HIGH NG |
Lower limit £¾ Insulation resistance |
・・・ LOW NG |
|
Test time |
Setting range |
00:00.2 to 99:59.9 s and OFF
Setting resolution 0.1s |
Setting accuracy |
Set value ± (0.1 % + 20 ms) |
Time display |
During test |
Remaining time is displayed. |
End of test (during wait) |
Set value is displayed. |
|
Response time |
Display response and judgment time (medium value).
Auto range |
0.4 s |
Fixed range |
0.2 s |
Setting accuracy |
Set value ± (0.1 % + 20 ms) |
|
Mask time |
Setting range |
00:00.1 to 01:59.9 s and OFF
Setting resolution 0.1 s
Mask time < Test time |
Discharge function |
Electric charge on specimen can be discharged. |
Interface
RS-232C Utility software is optional. |
Function |
To set test conditions and output judgment results. |
Connector |
D-sub 9P |
Transmission system |
Asynchronous method |
Transmission speed |
9600/19200/38400 bps |
Data length |
8 bit |
Parity |
None/Even/Odd |
Specification
Power supply |
AC 100 to 240 V 50/60 Hz |
Power supply voltage tolerance range |
AC 90 to 250 V |
Power consumption |
AC 100 V |
During standby Approx. 70VA / Maximum load Approx. 730VA |
AC 200 V |
During standby Approx. 135VA / Maximum load Approx. 750 VA |
|
Operation ambient temperature |
0 to 40 ¡æ |
Operation ambient humidity |
20 to 80 %RH (No-condensing) |
Storage temperature |
-20 to 70 ¡æ |
Withstand voltage |
Power terminal - Outer box AC 1350 V 1min |
Dimensions |
320 (W) x 150 (H) x 430 (D) (Unit: mm) |
Weight |
Approx. 18 kg |
Accessory |
High voltage cable 2 m |
1 pair |
Earth cord 3 m |
1 pc |
Power cord 2.5 m |
1 pc |
Remote I/O plug |
1 pc |
Operation manual |
1 pc (CD) |
|
Option |
RS-232C cable |
5881-11-020 |
Utility software (RS-232C) |
5890-18 |
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Application
Motor and Generator, Spark plugs, Capacitors, Connectors, Aviation components, Transformers, Wire and Cables, Coils and Chokes, Switches and Relays