Topstek Current Transducer THDD5A .. THDD50A

- 45 -

www.topstek.com

THDD

V080730

7/30/2008

THDD 5A~50A

Features

iHighly reliable Hall Effect device

iCompact and light weight. Two sensors in one package

iFast response time

iExcellent linearity of the output voltage over a wide input range

iExcellent frequency response (> 50 kHz)

iLow power consumption (33 mA nominal)

iCapable of measuring both DC and AC, both pulsed and mixed

iHigh isolation voltage between the measuring circuit and the

current-carrying conductor (AC2.5KV)

iExtended operating temperature range

iFlame-Retardant plastic case and silicone encapsulate, using

UL classified materials, ensures protection against

environmental contaminants and vibration over a wide

temperature and humidity range

Applications

iUPS systems

iIndustrial robots

iNC tooling machines

iElevator controllers

iProcess control devices

iAC and DC servo systems

iMotor speed controller

iElectrical vehicle controllers

iInverter-controlled welding machines

iGeneral and special purpose inverters

iPower supply for laser processing machines

iController for traction equipment e.g. electric trains

iOther automatic control systems

Specifications

Parameter

Symbol Unit

3A

5A

7.5A

10A

15A 18.5A 20A

25A

30A 37.5A 50A

Nominal Input Current

A DC

3

5

7.5

10

15

18.5

20

25

30

37.5

50

Linear Range

A DC

±9

±15

±22.5

±30

±45

±56

±60

±75

±90

±113

±150

Primary Wire Diameter

d

mm

0.6

0.8

1.0

1.2

1.6

1.6

1.6

1.6

1.6

1.6x2 1.6x2

Nominal Output Voltage

V

Offset Voltage

mV

Output Resistance

<100(50 nominal)

Hysteresis Error

mV

0

Supply Voltage

V

±15V ±5%

Linearity

%

Consumption Current

mA

±33 mA nominal, ±45 mA max

Psec

3

Response Performance

-

%

10% Overshoot max.

Frequency bandwidth (-3dB)

Hz

DC to 50kHz

Thermal Drift of Output

-

%/°C

Thermal Drift of

Zero Current Offset

-

mV/°C

< ±2 mV/°C

Dielectric Strength

-

V

AC2.5KV X 60 sec

Isolation Resistance

@ 1000 VDC

M

>1000 M

Operating Temperature

°C

-15°C to 80°C

Storage Temperature

°C

-20°C to 85°C

Mass

W

g

26 g