The PFS 3875TDC AC/DC drop switch is designed according to the testing requirements of IEC 61000-4-11, IEC 61000-4-29, and IEC 61000-4-34, and can simulate voltage dips and short-term interruptions caused by faults in the power grid, substation equipment, or sudden large changes in load.
Features:
Technical Parameters |
|
EUT Maximum Continuous Current |
77 A |
Withstand Impact Current |
1000 A |
Protect |
Built in overcurrent, short circuit,
overvoltage, overheating, surge, group pulse, electrostatic protection |
EUT Maximum Input Voltage |
AC: 380 V±10%,50/60 Hz±5% |
DC: 1000 V |
|
EUT Current Measurement |
LCD display |
Interrupt Level |
0% |
Voltage Interruption Method |
Choose one phase, two phases, or three phases for voltage interruption |
Voltage Sag Method |
Temporary voltage drop between phase and
neutral lines |
Duration of Temporary Descent and Interruption |
0.3 ~ 9999 cycles or 1 ms ~ 9999 ms |
Temporary Reduction and Interruption Interval Time |
50 ms ~ 50000 ms |
Temporary Reduction and Interruption of Test Frequency |
1 ~ 9999 times |
Temporary Descent, Interruption of Ascent, Descent Time |
AC: |
Synchronous |
0 ° ~ 360 °, 1 ° step setting or random mode |
Trigger Mode |
Manual, automatic, external trigger input |
Input Output Port |
Coaxial terminal, three-phase four wire (L1, L2, L3, N) |
General Parameters |
|
Display Screen |
5.7-inch TFT touch screen |
Power Supply |
220 V±10%,50/60 Hz |
Fuse |
6A |
Max. Power Consumption |
300 W |
Memory Space |
Infinite (PC) |
Communication Mode |
Ethernet LAN, RJ45 |
Auxiliary Interface |
COMM serial interface |
External Trigger Input |
BNC,5 V TTL |
CRO Triggers Output |
BNC,5 V TTL |
Operation Control Input |
BNC,5 V TTL |
External Synchronous Input |
45 ~ 65 Hz, Between 20 ~
500 V between the terminals with the same name and those with different names |
Safety Circuit |
Stop working when the safety circuit is open |
Failure Detection |
When it fails, the front panel LCD displays and interrupts the instrument's operation |
Working Indicator |
Front panel LED indication, LCD display |
Grounding Mode |
Use a flat grounding wire |
EUT Power Supply Voltage Injection |
PF1 and PF2 both require external power supply |
Detecting Output Mode |
Standard 1-meter coaxial line |
Dimension |
19 inches/6U 450 mm(W)*280 mm(H)* 620 mm(D) |
Weight |
Approx.46 kg |
Ambient Temperature |
15 ℃ ~ 35 ℃ |
Relative Humidity |
45% ~ 75%, RH (no condensation) |
Atmospheric Pressure |
86 kPa ~ 106 kPa |
Standard Accessories |
|||
Instruction manual, Test cable, Coaxial cable, Power cord, Fuse, Grounding wire, Calibration report |
|||
Optional Accessories |
|||
1 |
Immunity testing software |
Model: CoreLab |
|
Compatible with Windows 7/8/10/11 operating systems |
|||
Supports Ethernet interface and serial communication mode |
|||
Support parameter scheduling testing, testing sequences, one click testing, easy operation |
|||
Can set customer information, automatically generate test reports, and support export of test reports, making it convenient for users to record real-time data |