Elgar TW 1750 AC Power Source 1ø to 3ø Power 1750 VA

Description

The Elgar TrueWave (TW) is designed for testing today's complex electronics, including avionics and commercial applications requiring DC and sine wave testing. The TW is ideal for testing electronic equipment for compliance to new European Standards such as harmonics.

 

Features

  • Measurements that can be made:
    • Peak Inrush Current
    • Phase to Neutral rms Output Voltages
    • Phase to Phase rms Output Voltages
    • rms Output Currents
    • Peak Current            
  • Output Frequency
    • 1ø to 3ø Power
    • 1ø to 3ø VA
    • 1ø to 3ø VA
  • Output Phase Angles Relative to Phase A
  • IEC Flicker Test Capable
  • Field Parallel Configurable
  • 3 phase output from a single unit
  • Low Harmonic Distortion
  • DC Output
Print
Email

Specifications

Common

Standard Features

1ø to 3ø programmable (TW 5250 only)
WaveForm trigger output (1 M Load Drive)
SYNC OUT

Programmed Settings

The Sync out selections are:
Even Cycle A phase (on)
None (off)
When change in programmed parameters occur (event)
External Summing Node 0 to 5 Vrms provides 0 to 100% output

Interface

IEEE-488.2 interface and RS-232

Protocol

SCPI protocol

Certifications

CE marked and FCC compliant

Calibration Interval

1 year

Input

Voltage Ranges

Factory configured 187 to 264 Vrms, 3ø L-L (3 wire). A chassis ground is also required.

Power Factor

0.6 (0.99 with input PFC option, 0.35 for European rectifier input)

Frequency Range

47 to 63 Hz

Efficiency

70% min, at full load

Ride Through

3 ms, min for rectifier input; 10 ms, min, with PFC option

Output

Power

1750 VA, 3500 VA or 5250 VA

Phase

1750 VA, 1 phase; 3500 VA, 1 or 2 phase; 5250 VA, 1, 2 or 3 phase

AC Output Voltage

0 to 156 Vrms L-N low range
0 to 312 Vrms L-N high range

DC Output Voltage

0 to 207V low range
0 to 414V high range

Current Per Phase

13A to 135V in 156V range; 6.5A to 270V in 312V range (per 1750 VA module); 16A to 115V in low range; 8A to 230V in high range (per 1850Va module)

Power Factor of Load

0 lagging to 0 leading

Crest Factor

4.0 (peak output current to rms output current)

Frequency Range

45 Hz to 500 Hz

Max Total Harmonic Distortion

0.3% max (Full Linear Load or No Load)

AC Noise Level

60 dB rms below full output voltage

Amplitude Stability With Remote Sense

±0.1% of full scale over 24 hours at constant line, load and temperature

Line Regulation

0.05% of full scale for a ± 10% change in line voltages

Load Regulation

0.15% of full scale

Voltage Accuracy

± 0.1% of full scale

Voltage Resolution

0.03% of full scale

Frequency Resolution

0.1 Hz

Phase Accuracy

Phase-to-Phase Balanced Linear Resistive Load: ±1°

Phase Angle Resolution

0.1°

Remote Output Voltage Sense

5 Vrms total lead drop, max

Environmental

Operating Temperature

0°C to 45°C (32°F to 113°F)

Storage Temperature

-40°C to 70°C (-40°F to 158°F)

Cooling

Air is drawn in primarily from the front, but also from the top, bottom, and sides and exhausted through the rear.

Humidity (Non-condensing)

0 to 85%, 31°C (88°F); derate to 50% at 40°C (104°F)

Altitude

Operating 6,500 ft. Non-operating 40,000 ft

Physical

Dimensions

Width: 19″ (483 mm)
Height: 8.75″ (222 mm)
Depth: 24.1″ (613 mm)

Weight

TW 1750 – 60 lbs. (27.3 kg), TW 3500 – 83 lbs. (37.7 kg), TW 5250 – 108 lbs. (49 kg)

Shipping Weight – US

TW 1750 – 130 lbs. (59 kg), TW 3500 -153 lbs. (69.5 kg), TW 5250 – 178 lbs. (80.9 kg)

Measurement Accuracy All at 25° ± 5°C

Power

2.5% of full scale

Voltage

0.3% of full scale + 0.2% of reading

Shipping Weight

12.7 lbs. (5.8 kg)

Current

0.3% of full scale + 0.5% of reading

Apparent Power

2.5% for output > 200 VA

Frequency

0.25%

Phase

0.5°

Protection and Safety

Overvoltage Shutdown

Programmable for 20V to 255V peak, 156V range; 40V to 510V peak, 312V range

Programmable Current Limit Shutdown

Settable to 1% of range (0.5A to 13A for 156V range; 0.5A to 6.5A for 312V range)

Programmable Current Limit
with Timed Shutdown

Settable to 1% for range; the timeout is settable from 10 ms to 10s

Programmable Constant Current

Settable to 1% of range (0.5A to 13A for 156V range; 0.5A to 6.5A for 312V range). For all current accuracies, add ± 1.5%/ kHz above 500 Hz. For paralleled amplifiers, add ± 1%.

Over temperature Shutdown

Automatic, not programmable

Stay informed

To keep you in the loop of our latest news, register now for our email newsletter.