The EE-2992 Transformer Tester is a professional-grade instrument for automated transformer testing including scanning, LCR measurements and DC bias options. Designed for precision and reliability, it offers wide measurement ranges, selectable test parameters and user-friendly interfaces for batch testing. The unit improves throughput while maintaining strict measurement accuracy required for advanced transformer production. Optional connectivity allows integration with factory automation systems.
Advanced LCR/DCR
testing capability Automated scanning and
batch testing Wide measurement range
and accuracy Optional DC bias
current source High-speed test cycles
Graphical/LED display
Imported components
for stability Factory automation
interfaces Automated transformer
QC High-precision coil
testing Batch inspection and
reporting Power transformer
validation Lab and production
testing Integration with
factory MES| MODEL | EE-2992 |
|---|---|
| Description | 20-pin transformer scanning test + LCR test (optional). EE-2992 provides an extended function experience for LCR test. The experience/version mode may auto-disable after a preset duration. Contact sales or distributor for instrument serial details and full features. |
| BASIC ACCURACY (see operation manual) | |
| LCRZ | 0.05% |
| DCR, Turn Ratio | 0.1% |
| Calibration / Warm-up | Warm-up time > 30 minutes. Environment temperature: 23±5°C. Single voltage: 0.3 Vrms - 1 Vrms. Zeroing: after open or short. Length of test cable: 0 m (recommended). |
| FREQUENCY OF TEST SIGNAL | |
| Range | 20 Hz - 200 kHz |
| Resolution | 0.5 mHz |
| Accuracy | 0.01% |
| OUTPUT IMPEDANCE OF SIGNAL SOURCE | |
| Selectable | 10 Ω, 30 Ω, 50 Ω, 100 Ω (selectable), ±1% @ 1 kHz |
| LEVEL OF AC TEST SIGNAL | |
| Normal Level |
5 mV - 10 Vrms (Min. resolution: 100 µV, Accuracy: 10% × set voltage + 2 mV) 50 µV - 100 mArms (Min. resolution: 1 µA) |
| Constant Level |
10 mV - 5 Vrms (Min. resolution: 100 µV, Accuracy: 10% × set voltage + 2 mV) 100 µV - 50 mArms (Min. resolution: 1 µA) |
| DC BIAS VOLTAGE SOURCE | |
| Voltage | 0 V – ±10 V (Min. resolution: 0.5 mV, Accuracy: 1% × set voltage + 5 mV) |
| Current | 0 mA – ±100 mA (Min. resolution: 0.5 µA) |
| DC CONSTANT CURRENT SOURCE (Optional) | |
| For diode P/N test (optional) | 0 – ±120 mA (Min. resolution: 0.5 µA, Accuracy: 1% × set voltage + 0.2 mA, Load open voltage < 5 V) |
| Optional (EE-2992) | 0 – ±1 A (Min. resolution: 0.5 mA, Accuracy: 1% × set voltage + 2 mA, Load open voltage < 9 V) |
| TRANSFORMER TEST PARAMETERS | |
| Parameters | Turn ratio, Turns, Phase, L, C, Lk, Q, ACR, DCR, Valance, Pin short, Diode P/N |
| LCR TEST PARAMETERS | |
| Parameters | |Z|, |Y|, C, L, X, B, R, G, D, Q, Θ, DCR, Turn-Ratio, Phase, Lk |
| DISPLAY RANGES | |
| Display range of DCR | 0.00001 Ω – 99.9999 MΩ |
| Display range of Turn Ratio | 1 : 0.001 – 1000 : 1 |
| IMPORTED MACHINE | |
Double EE Electro Controls offers superior precision, stable performance, and long-lasting reliability. Our Transformer Tester EE-2992 is engineered with quality components and supported by experienced after-sales service to ensure minimal downtime and optimal productivity.
Double EE Electro Controls provides high-precision winding machines and industrial automation solutions trusted for reliability, durability and consistent performance.
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