ETCR ETCR 4000A Manual Download Page 18 | Manualshive

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ETCR ETCR 4000A Manual Download Page 18

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Phase

Relationship

Phase Value

Phase

Relationship

Phase Value

Ua-Ub 120°

Ia-Ib 120°

Ub-Uc 120°

Ib-Ic 120°

Uc-Ua 120°

Ic-Ia 120°

6

．

Three-phase three-wire (Phase of a balanced threephase load)

：

Phase

Relationship

Phase Value

Phase

Relationship

Phase Value

Uab-Ucb 300°

Ia-Ic 240°

Uab-Ia 30°

Ucb-Ic 330°

7

．

T

hree-phase four-wire vectogram and

T

hree-phase three-wire

vectogram

：

Three-phase four-wire vectogram Three-phase three-wire vectogram

If the direction of current clamp or current line is
reversed there’s a phase value difference of 180 °, viz.
adding 180°to the standard value.

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Summary of Contents for ETCR 4000A

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Page 3: ...Specification 6 3 Intrinsic Error and Performance Indicators under Base Conditions7 Ⅴ Instrument Structure 8 Ⅵ Method of Operation 9 1 Switch On Off 9 2 Backlight Control 9 3 Date Lock Release Storage 9 4 Date Access Exit 9 5 Deleting Date 9 6 Date Upload 10 7 Measurement 10 Ⅶ Battery Replacement 13 Ⅷ Other Descriptions and Notes 14 Ⅸ Accessories 16 ...

Page 4: ...Make sure that the function switch has been set up within the appropriate range before the test Can not be used to test voltage higher than 600V It s prohibited to use the instrument without the rear cover and battery cover in place Make sure that the connection plug is closely inserted in the socket Don t use or replace batteries if the instrument is wet Test is prohibited in flammable and danger...

Page 5: ...ery polarity Take note of the measurement range and application environment required for the instrument The operation demolition calibration and maintenance of the instrument must be carried out by qualified personnel authorized to do so The meter should be stopped from being used immediately and sealed if danger is brought up in case of continued use only a competent body can be authorized to dea...

Page 6: ...circuits test second circuit and bus differential protection systems read the phase relationship between CTs of the differential protection check the meter wiring right repair lines and equipment etc ETCR4000A ETCR4200A Intelligent Double Clamp Digital Phase Volt Ampere Meter has well designed shell mould made of newest material attach with shakeproof skidproof high insulation sheath has a 240dots...

Page 7: ...ector and so on Especially for the electricity billing system and relay protection system and electricity measurement electricity check power inspection for power marketing department Assembling relay protection differential detection start experiment substation overhaul or power practical training skills match for biotech department Ⅱ Model Model Clamp Size Note ETCR 4000A 7 5mm 13mm acuminate cu...

Page 8: ...cal Specification 1 Base Conditions and Working Conditions Influence Quantity Base Condition Working Condition Remark Ambient Temperature 23 1 10 40 Ambient Humidity 40 60 80 Signal Waveform sine wave sine wave β 0 01 Signal Frequency 50HZ 1HZ 45HZ 65HZ Meter Working Volt 9V 0 1V 9V 1 5V Current Amplitude in Phase Frequency Phase Sequence Test 1A 0 2A 2mA 20A Voltage Amplitude in Phase Frequency P...

Page 9: ...ry working continuously for about 20 hours Display Mode LCD display 240dots 160dots Meter Size Length Width Height 196mm 92mm 54mm Clamp Size acuminate current clamp 7 5mm 13mm optional round current clamp 35mm 40mm optional Measurement Range automatic shift AC Voltage 0 00 V 600V automatic shift AC Current 0 0mA 20 0A automatic shift Phase 0 360 Frequency 45 00Hz 65 00Hz Active Power 0 0W 12kW Re...

Page 10: ...etween the meter lines and shell Withstand 500V 50Hz AC voltage sine wave for 1 minute between the two voltage inputs Insulation 100MΩ between meter lines and shell or between the two voltage inputs Structure Double insulation with insulation vibration proof sheath Safety Specifications IEC61010 1 CAT Ⅲ 600V IEC61010 031 IEC61326 2 class of pollution 3 Intrinsic Error and Performance Indicators un...

Page 11: ...n proof sheath 3 LCD display 4 Function keys area 5 Two voltage input interface 6 Current clamp input interface I2 7 Current clamp input interface I1 8 Current clamp output plug 9 Acuminate current clamp optional 10 Round current clamp optional 11 Voltage input test line ...

Page 12: ...ly displayed value and display HD symbol At the same time this lock values as a set of data followed by auto ID and store display the group number such as S 01 and then press HOLD key to cancel the lock HD symbol disappeared can continue to measure Loop operation can store 500 sets of data If the memory is full blinking display FULL symbol 4 Date Access Exit At the test state press the MEMU key to...

Page 13: ...test voltage higher than 600V Otherwise there will be the danger of electric shock resulting in personal injury or casualty Dangerous Can not be used to test current higher than 20A Otherwise it may damage the equipment Connecting wire strictly accordance with the manual instructions I1 I2 can t be confused After testing must firstly move the test wire away form the measured circuit then pull out ...

Page 14: ...lamp L wire by current clamp I1 To test the single line voltage current phase frequency power parameters etc Also can connect U2 red COM I2 to test As showed below Three phase four wire test connecting wires in two steps to test three phase four wire voltage current phase phase sequence frequency power power factor etc As showed below the two COM ports of the instrument is internally short circuit...

Page 15: ...COM black U2 red jack of the instrument clamp wire IA IC respectively by current clamp I1 I2 To test three phase three wire voltage current phase phase sequence frequency power power factor etc As showed below the two COM ports of the instrument is internally short circuited connect either of them to null line N ...

Page 16: ...rity must be properly installed otherwise it causes damage to the instruments Batteries replacement is prohibited in hazardous area Must use qualified alkaline batteries 1 5V AA 6 Old and new batteries are not allowed to mix in use 1 is displayed when the power voltage is lower than 7 8V 8V indicating that the battery should be replaced as following 2 Press OFF to switch off 3 Use the cross screwd...

Page 17: ...face of the current clamp should be removed promptly after use don t use rough material or corrosive to clean the clamp which is best to be gently wiped clean with soft cloth and lubricants for example WD 40 lubricants 3 Preheat 3 to 5 minutes before the measurement to ensure the measurement accuracy 4 The instrument should be used for secondary and low voltage circuit detection and cannot be used...

Page 18: ...load Phase Relationship Phase Value Phase Relationship Phase Value Uab Ucb 300 Ia Ic 240 Uab Ia 30 Ucb Ic 330 7 Three phase four wire vectogram and Three phase three wire vectogram Three phase four wire vectogram Three phase three wire vectogram If the direction of current clamp or current line is reversed there s a phase value difference of 180 viz adding 180 to the standard value ...

Page 19: ...1 piece Meter Box 1 piece Current Clamp 3 pieces Test Line 4 pieces 2 Yellow 2 Black RS232 Data Line 1 piece Disk 1 piece Battery 6 pieces Alkaline Dry Battery 1 5V AA User Manual 1 copy Guarantee Card 1 copy Certification 1 copy ...

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Page 24: ... Electronic Technology Company Address F 3F No 4 Pengshang Zhifu Road Jiahe Baiyun District Guangzhou Guangdong China Post Code 510440 Tel 86 20 62199556 62199553 Fax 86 20 62199550 E mail info etcr cc Website www etcr cc ...

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