transducer electronic measurement distorted waveform currents, with ga
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AC/DC Current transducer AHR-B5
transducer electronic measurement distorted waveform currents, with galvanic isolation between primary circuit (power) secondary circuit (measurement). True voltage output.
2000
Primary nominal current rms) 1000 1500 2000 Primary current max. peak value 2000 2500 2000 2500 3000 Output voltage (Analog) (VDC) Type
Features
distorted waveform currents measurement True output Busbar panel mounting Split core type Insulated plastic case recognized according UL94-V0.
1000 1500 2000
Load resistance Supply voltage Current Consumption Output voltage limitation Overload capability (Ampere Turns)
30000
Advantages
High isolation between primary secondary circuits Eliminates insertion loss Easy installation.
Performance data
TCVOE TCVOUT
Accuracy IPN, 25°C (excluding offset) Linearity error IPN) Electrical offset voltage, 25°C Temperature coefficient Temperature coefficient VOUT reading) Response time step Frequency bandwidth
mV/K mV/K 0.15 6000Hz
Applications
power supplies Motors: True current sensing most accurate monitor power supply motor input power Controlled Loads: output current monitoring indicate motor attached load operating SCRs Switch-mode Rectifiers: Accurate measurement output current Renewable Energy Installations Backup Batteries: Continuous condition minitoring
General data
IPxx Ambient operating temperature Ambient storage temperature Mass Protection degree IP20
Note
max. peak current highest peak level primary signal that taken into account accurate True r.m.s. calculation. device designed maximum continuous true r.m.s. value equal whereas output limited above specified output limitation.
allowing automatic failure detection/ anticipation.
Application domain
Energy Automation
Page
061128/6
reserves right carry modifications transducers, order improve them, without prior notice.
www.lem.com
Current Transducer AHR-B5
Isolation characteristics
Rated isolation voltage with 61010-1 according 61326 standards following conditions: Reinforced isolation Over voltage category Pollution degree Heterogeneous field voltage isolation test 1min Creepage distance 11.9 Clearance distance 11.9 Comparative tracking index (Group 250-399
Notes insulated cable used primary circuit, voltage category could improved according insulation characteristics given cable manufacturer. Between primary (completely filling aperture) secondary.
Output polarity with input
Output
-Ipn
+Ipn
Safety
This transducer must used electric/electronic equipment with respect applicable standards safety requirements accordance with manufacturer's operating instructions. Installation maintenance should done with main power supply disconnected. operator must have accreditation install this material.
Caution! Risk electrical shock When operating transducer, certain parts module carry hazardous voltage (e.g. primary conductor, power supply). Ignoring this warning lead injury and/or cause serious damage. user must take care protection guarantee against electrical shock. This transducer built-in device, whose conducting parts must inaccessible after installation. protective housing additional shield could used.
Page
061128/6
reserves right carry modifications transducers, order improve them, without prior notice.
www.lem.com
Dimensions AHR-B5 0.0394 inch)
9.10
0.50
54.10 20.34
Connections
Wires Female connector provided (screw terminals)
Output Connector 1(Vcc) 2(NC) 3(Vout) 4(GND)
Mechanical characteristics
General tolerance Primary aperture Busbar fastening
hole slots holes
Panel mounting Distance between hole axes
Power
Remarks
return busbar primary conductor elbow must located minimum distance window length away from transducer case. temperature primary busbar exceed 90°C. Dynamic performances best with primary busbar completely filling primary aperture. This standard model. different versions (supply voltages, different outputs, bidirectional measurements.), please contact
+24VDC
Load
(Controller, meter etc)
Page
061128/6
reserves right carry modifications transducers, order improve them, without prior notice.
www.lem.com
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