Off-the-Shelf and Custom Designs Meeting IEEE and IEC Standards
DRR-112
AC/DC Resistance Standard / Earth Resistance Meter Calibrator DRR-112
- Optimized for Calibration of AC Earth Resistance Meters
- Calibrates 11 fixed resistances plus open and short
- Resistor Accuracy of 0.1% or better
- Test Frequency from DC up to 10 kHz
- Test Power of up to 10 Watts
- Shielded and Guarded Measurements
- 2-wire, 3-wire, and 4-wire Measurement Connections
- Rugged design mounted in a Pelican box
DRTC-1000
Ratio Meter Calibrator DRTC-100
High-Accuracy Integrated System for Full Calibration of All Transformer Test Ratio Meters
- Input/output voltage ratios from 0.8 to 50,000 with reference transformer
- Simulates all single-phase and three-phase vector groups
- Output Phase Shifts from -360° to +360°
- Measures Test Voltage and Load Current
- Manual, Semi-Automatic, and Remote-Controlled operation
DRTS-12
Circuit Breaker Simulator DRTS-12
Accurately Calibrates the Timing of Circuit Breaker Test Systems
- Up to 96 Independent Channels with 8 impedances and 10 μs resolution
- Accurate simulation of contact bounce
- Calibrates Doble TDR9000 and similar Circuit Breaker Testers
DRIC-1000
1 kV Impulse Calibrator DRIC-1000
Calibrates Impulse Recorders and Impulse Dividers
- Adjustable Test Voltage of up to 1000 V
- Output of Step, Pulse, and 0.84/60 μs Impulse
Detailed Specifications upon Request
DRAN-110
Precision Attenuator DRAN-11 and DRAN-110
- Precision switched Pi-Attenuator for 0-11 dB or 0-110 dB with 0.05 dB accuracy at 0-1 MHz
- Constant 50 Ω Input and Output Impedances
Detailed Specifications upon Request
