The above Schaffner / Teseq NSG 2050 High Energy Pulse Generator System (top unit in picture) includes a PNW2050 1.2/50-8/20 Impulse Network module and is shown with an optional CDN 131 Single-Phase Pulse Coupling Network (bottom unit).
CDN 131 Single-Phase Pulse Coupling Network
CDN 133 3-Phase Coupling Network |
High Energy Pulse Generator System
The Teseq / Schaffner NSG 2050 High Energy Pulse Generator System is intended for executing interference immunity tests with surge pulses as called for in IEC 801-5 and various derivatives such as IEC 1000-4-5, EN 55101-5, IEC 384-14, ANSI/IEEE C62.41, CCITT, FCC Part 68, Bellcore TR-NWT-001089, etc.
Teseq / Schaffner NSG 2050 Pulse Generator (top unit in picture)
| Pulse Voltage |
6.6 kV max |
| Repetition Rate |
Depends on the PNW |
| Phase positioning |
Synchronous from 0 - 359° or asynchronous |
| Polarity |
Positive, negative or alternating |
| Internal Impedance |
Depends on the PNW |
| Pulse Rise Time |
Depends on the PNW |
| Pulse Width |
Depends on the PNW |
| Remote Control Input |
RS 232 port on the rear panel |
Pulse Networks, PNW
PNW 2050 (installed in top unit)
Produces the following pulses to satisfy the requirements of the standards: IEC 1000-4-5 (IEC801-5) / EN 61000-4-5 / IEEE C62.41 / IEEE 587 / etc.
| Hybrid Pulse |
1.2/50 µs (open-circuit) 200 V to 6.6 kV; 8/20 µs (short-circuit) at up to 3.3 kA |
| Pulse Form |
1.2/50 µs (open-circuit); 8/20 µs (short-circuit into 2 ohm impedance) |
| Voltage |
200 V to 6600 V adjustable in 10 V steps |
| Short-Circuit Current |
100 A to 3300 A into 2 ohm impedance; 16.6 A to 550 A into 12 ohm impedance |
| Impedance |
2 ohm, 12 ohm |
| Polarity |
P (positive), N (negative), A (alternating) |
| Pulse Outputs |
Earth-free (floating) |
| Repetition |
10 s to 10000 s |
| Number of pulses |
1 to 9999 |
Produces the following pulses to satisfy the requirements of the standards: IEC 1000-4-5 (IEC801-5) / CCITT / NF C98-010 / etc.:
| Telecom Pulse |
0.5/700 µs (open-circuit) 200 V to 6.6 kV. 10/700 µs (short-circuit) 200 V to 6.6 kV |
| Pulse Form |
0.5/700 µs (open-circuit); 10/700 µs (short-circuit) |
| Voltage |
200 V to 6600 V adjustable in 10 V steps |
| Short-Circuit Current |
13.3A to 440 A into 15 ohm impedance; 5 A to 165 A into 40 ohm impedance |
| Impedance |
15 ohm, 40 ohm |
| Polarity |
P (positive), N (negative), A (alternating) |
| Pulse Outputs |
Earth-free (floating) |
| Repetition |
15 s to 10000 s |
| Number of pulses |
1 to 9999 |
PNW 2052
Produces the following pulses to satisfy the requirements of the standards: IEEE C62.41 / C 1000-4-12 / etc.:
| Ring-wave |
0.5 µs/100 kHz (open circuit) 200 V to 6.6 kV |
| Pulse Form |
0.5 µs/100 kHz (open-circuit) |
| Voltage |
200 V to 6600 V adjustable in 10 V steps |
| Short-Circuit Current: |
16.6 A to 550 A into 12 ohm impedance |
| 6.6 A to 220 A into 30 ohm impedance |
| 1 A to 33 A into 200 ohm impedance |
| Impedance |
12 ohm, 30 ohm, 200 ohm |
| Polarity |
P (positive), N (negative), A (alternating) |
| Pulse Outputs |
Earth-free (floating) |
| Repetition |
10 s to 10000 s |
| Number of pulses |
1 to 9999 |
PNW 2055
Produces the following pulses to satisfy the requirements of the standards: IEC 1000-4-5 (IEC801-5)/ EN 61000-4-5 / IEEE C62.41 / etc.:
| Hybrid pulse |
1.2/50 µs (open circuit) 200 V to 4.4 kV; 8/20 µs (short-circuit) at up to 2.2 kA with built in Coupler |
| Pulse Form |
1.2/50 µs (open circuit); 8/20 µs (short-circuit into 2 ohm impedance) |
| Voltage |
200 V to 4400 V adjustable in 10 V steps |
| Short-Circuit Current |
100 A to 2200 A into 2 ohm impedance |
| 16.6 A to 366.6 A into 12 ohm impedance |
| Impedance |
2 ohm, 12 ohm |
| Polarity |
P (positive), N (negative), A (alternating) |
| Repetition |
10 s to 10000 s |
| Number of pulses |
1 to 9999 |
| Phasing |
Asynchronous, synchronous over 0 to 359° |
Technical data concerning the built-in CDN in the PNW 2055
| Coupling Modes |
2 ohm: L -> N |
| 12 ohm: L -> PE, N -> PE, L+N -> PE |
| * The pulses can only be coupled into the mains feed via the internal, single-phase coupling network (CDN) |
| Number of phases |
1 |
| Voltage, 50/60 Hz |
20...230 Veff. |
| Current |
16A, continuous |
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