The SEPN 69200T three-phase automatic coupling/decoupling network for EFT/Burst and surge immunity tests is designed according to test requirements of IEC/EN 61000-4-4 and IEC/EN 61000-4-5, features stable performance and convenient operation. The device is used together with CCS series, CWS series and EFT series of 3ctest. It can couple surge and EFT/Burst wave pulses onto three-phase mains supply system with voltage AC700 V(three-phase-5-line)/DC 1500 V and current 200 A and can also be customized according to actual EUT load.
Features：
> EUT DC load capacity DC 1500 V 200 A;
> EUT AC load capacity AC 700 V 200 A three-phase-five-wire;
> EUT power supply automatic switching;
> Over-current protection;
> Test sequencing for testing voltage, polarity, phase sync. angle etc., realizing fully automatic networks switching;
> Phase angle superposition for arbitrary lines;
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Technical Parameters – EFT/Burst |
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3-Phase Automatic CDN
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(As per IEC/EN 61000-4-4) Max. test voltage: 4.2 kV (Note: the actual output voltage is subject to the set value of the generator) |
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Phase Sync |
Any combination of L1, L2, L3, N, PE with any phases and angles |
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Coupling Paths |
Any combination of L1, L2, L3, N, PE |
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DC Coupling Route |
L1 、N |
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Switching of Coupling Paths |
Automatic as per scheduled |
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Coupling Capacitance |
33 nF |
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Coupling Attenuation |
<2 dB |
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Residue Impulse Voltage at EUT Input End |
≤ 10% of test voltage; |
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Technical Parameters - Surge |
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3-Phase Automatic CDN |
As per IEC/EN 61000-4-5, Max test voltage: 6.0 kV (1.2/50 μs), max. test current: 3.0 kA (8/20 μs) (Note: the actual output voltage is subject to the set value of the generator) |
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Phase Sync |
Any combination of L1, L2, L3, N, PE with any phases and angles |
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Coupling Paths |
Any combination of L1, L2, L3, N, PE |
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Switching of Coupling Paths |
Automatic as per scheduled |
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Coupling Capacitance |
9 nF, 18 nF |
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Coupling Resistance |
10 Ω, 0Ω (standard or user-defined) |
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Coupling Attenuation |
<2 dB |
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Residual Impulse Voltage at EUT Input Terminal |
≤ 15% of test voltage or 2 times of rated peak voltage of CDN; |
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General Parameters |
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EUT Load Capacity |
Max. AC 700 V 200 A 50 Hz / 60 Hz three-phase-five-wire |
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Max. DC 1500 V 200 A |
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EUT Power Switching Mode |
Automatic switching |
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Short-term Inrush Current |
Peak value 400 A |
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Working Power Source |
AC 110 V/220 V±10%，50 Hz / 60 Hz, ±5% (AC 220 V 50 Hz in mainland China) |
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Fuse |
10 A |
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Max. Power Consumption |
300 W |
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Auxiliary Interface |
D-sub 25p |
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Working Status Indication |
LED indication on front panel |
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Grounded Mode |
Flat grounded wire |
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Dimension |
35 U |
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Weight |
Approx. 180 kg |
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Ambient Temperature |
15 ℃ ~3 5 ℃ |
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Relative Humidity |
45% ~ 75% |
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Atmospheric Pressure |
86 kPa ~ 106 kPa |
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Accessories |
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User manual, Test line, 3-core Power line, Grounding line, Fuse (spare parts), Coaxial cable, CN25 Line |
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Optional Generators & Calibration Tools |
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EFT 500x |
EFT/Burst generator, as per IEC 61000-4-4, max. burst output voltage 4.8 kV |
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EFT 600x |
EFT/Burst generator, as per IEC 61000-4-4, max. burst output voltage 6.0 kV |
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EFT 500x |
EFT/Burst generator, as per IEC 61000-4-4, max. burst output voltage 7.0 kV |
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CWS 600x |
Surge generator; as per IEC 61000-4-5; max. pulse output voltage 6.0 kV (1.2/50 μs), output current 3.0 kA (8/20 μs) |
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CWS 800x |
Surge generator; as per IEC 61000-4-5; max. pulse output voltage 8.0 kV (1.2/50 μs), output current 4.0 kA (8/20 μs) |
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CWS 1000x |
Surge generator; as per IEC 61000-4-5; max. pulse output voltage 10.0 kV (1.2/50 μs), output current 5.0 kA (8/20 μs) |
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CCS 600x |
Surge and EFT/Burst generator; As per IEC 61000-4-4, max burst output voltage is 4.8 kV As per IEC 61000-4-5, max. pulse output voltage 6.0 kV (1.2/50 μs), output current 3.0 kA (8/20 μs) |
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CCS 1000x |
Surge and EFT/Burst generator; As per IEC 61000-4-4, max burst output voltage is 4.8 kV As per IEC 61000-4-5, max. pulse output voltage 10.0 kV (1.2/50 μs), output current 5.0 kA (8/20 μs) |
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VCF-80 |
HV differential probe, for calibration of Surge generator (open-circuit voltage waveform); test voltage max 8 kV, attenuation: 1000:1; |
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TR 5025 |
HV current transducer, for calibration of Surge generator (short-circuit current waveform); Test current max 20 kA, attenuation 100:1; |
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Calibration Kit for EFT/Burst Generators |
TFB 50: input impedance 50 Ω, output impedance 50 Ω, attenuation 55 dB; TFB 1000: input impedance 1000 Ω, output impedance 50 Ω, attenuation 60 dB; Supplied with network adaptors and tool box. |
