TD2550

• Bipolar DCV output: 500 V ~ 20 kV (30kV is customable).

• With standard plate electrode, insulated support, and a device with a distance regulator.

• Equip with standard plate electrode.

• Equip with insulation support with distance regulator.

• Voltage indicators for safety warning.

• Short-circuit and overload protection.

• LCD touch screen

• RS232 interface

TD2550 is a high precision, high stability high pressure standard source instrument. It can output DCV up to 20 kV（30kV is customable）. It’s applied for calibrating non-contact electrostatic voltmeter, high voltage electrostatic voltmeter, DC high voltage meter, high voltage probe etc.

5. Specifications

5.1 HV output

Range	Resolution	Stability (%/min)		Accuracy ±(ppm of reading + ppm of range) [1]		Max Burden (mA)
Range	Resolution	Class 0.1	Class 0.05	Class 0.1	Class 0.05	Max Burden (mA)
5 kV	10 mV	0.03	0.02	600 + 400	300 + 200	1.5
20 kV	100 mV	0.03	0.02	600 + 400	300 + 200	1.5
30 kV[2]	100 mV	0.03	0.02	600 + 400	300 + 200	1.0
Note [1] : (ppm = parts per million) (e.g.，10ppm = 0.001%). Note [2] : 30 kV is optional model.

• Output range: 500 V ~ 30 kV, 6 digits display, fineness: 0.002%*RG.

• Load impact: Change in accuracy from no load to full load <0.01%*RG.

• Protection: arc protection, short circuit protection, and overload protection.

• Ripple coefficient: ≤ 0.2%.

5.2 Mechanical structural characteristics

• Plate electrode (aluminum) size: 500 mm × 500 mm × 2 mm (width × height × thickness).

• Distance regulator: moves anterior and posterior, up and down.

• Max distance: anterior and posterior 300 mm, up and down 30 mm

• Device can hold non-contact electrostatic voltmeters width from 55 mm to 95 mm.

6. General Specifications

Power Supply	AC (220 ± 22) V，(50 ± 2) Hz
Temperature	Working temperature：0℃~45℃； Storage temperature：-20℃~70℃
Humidity	Working humidity：< 80% @ 30℃，< 70% @ 40℃，< 40% @ 50℃ Storage humidity：(20%~80%) R·H，non-condensing
Interface	RS232 interface