AMPLIFIER AIDED CURRENT TRANSFORMER
MODEL CT1000
Specifications at 25 degrees C:
Current Ratio 
1000:1 Amperes 
Transformation Accuracy 
0.01% + 0.001% of full scale 
Full Scale Input Current 
1000 Amperes 
Primary Burden 
Resistance of Primary Circuit 
Absolute Maximum Input 
1100 Amperes 
Maximum Secondary Current 
1.1 Ampere 
Maximum Secondary Voltage 

@ 1 ohm burden 
1.1 volts 
@ 4 ohms or greater 
2 volts 
Frequency Range 
25 – 1000 Hz. 
Phase Shift 
Less than 0.006 degrees 
Distortion 
Less than 0.1% 
AC Temperature Coefficient 
5 ppm/degree C 
AC Calibration Cycle 
None Required 
DC Offset 
Less than 10 microamperes 
DC Temperature Coefficient 
10 ppm/degree C 
DC Calibration Cycle 
3 Months 
Operating Temperature 
0 – 40 degrees C 
Relative Humidity 
5 – 90% non condensing 
Power Consumption 
50 VA’s maximum 
Power Requirement – as marked 
115 or 230 V +/5% 60 Hz. 
Weight 
5 pounds 
Physical Size 

Amplifier 
7”x3”x5” WxHtxD (Enclosure only) 
Sense Transformer 
1.7"I.D. x 4.2"O.D. x 1.5"Ht. 
Connecting Cable 
18 inches 
JAMB Industries
Boonton, NJ 070059105 USA
email: abudgin@optonline.net
11/18