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ETCR 4400 Three Phase Digital Phase Meter
Features:Simultaneously measure three-phase AC voltage, current, phase, frequency, phase sequence, power, current vector sum. Clamp Size: 35×40mm, Phase: 0~360°, AC Current: 0.0mA~20.0A, AC Voltage: 0.00 V~600V, Active Power: 0.0W~12kW, RS232 inferface, Data Storage: 500 sets.
.Technical Specification
| Function | Simultaneous measurement of three-phase AC voltage, current, phase between voltage, phase between current, phase between voltage and current, frequency, phase sequence, active power, reactive power, apparent power, power factor, current vector sum, distinguish transformer wiring group, inductive and capacitive 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. |
| Power | DC9V alkaline batteries(1.5V AA×6) |
| Consumption | About 80mA at most with enabled backlight, battery working continuously for about 10hours |
| About 5mA with disabled backlight, battery working continuously for about 16hours | |
| Display Mode | LCD display, 240dots×160dots |
| Meter Size | Length, Width, Height:196mm×92mm×54mm |
| Clamp Size | round current clamp:35mm×40mm |
| Measurement Range(automatic shift) | AC Voltage:0.00V~600V(automatic shift) |
| AC Current:0.0mA~20.0A (automatic shift) | |
| Phase:0~360° | |
| Frequency:45.00Hz~65.00Hz | |
| Active Power:0.0W~12kW | |
| Reactive Power:0.0W~12kVAR | |
| Apparent Power:0.0W~12kVA | |
| Power Factor:-1~+1 | |
| Current Vector Sum:0mA~60.0A | |
| Resolution | Voltage:AC 0.01V |
| Current:AC 0.1mA | |
| Phase:0.1° | |
| Frequency:0.01Hz | |
| Active Power:0.1W | |
| Reactive Power:0.1VAR | |
| Apparent Power:0.1VA | |
| Power Factor:0.001 | |
| Current Vector Sum:1mA | |
| Phase Sequence | Positive Phase Sequence:U1,U2,U3 or I1,I2,I3 cursors blink in order from left to rightNegative Phase Sequence:U1,U2,U3 or I1,I2,I3 cursors blink in order from right to left |
| Sampl e Rate | About 2times/second |
| Data Hold | Press HOLD key to keep data, " DH " symbol appears |
| Data Storage | 500 sets |
| RS232 Interface | USB-RS232 interface, download data to computer for analysis and management |
| Automatic Shutdown | Automatic shutdown about 15 minutes later after launching to reduce battery consumption |
| Backlighting | Suitable for dark place and nightly use |
| Voltage Detection | Low battery symbol “ " appears to remind the replacement of battery when the battery voltage drops below 7.2V. |
| Weight | Main Unit about 550g(with battery),acuminate current clamp about 170g×3, roundcurrent clamp about 185g×3, test line about 250g |
| Test Line Length | 1.5m |
| Current Clamp Length | 2m×φ5mm |
| Working Temperature and Humidity | -10°C~40°C;below 80%Rh |
| Storage Temperature and Humidity | -10°C~60°C;below 70%Rh |
| Input Impedence | Testing voltage the input impendence is 2MΩ |
| Withstand Voltage | Withstand 1000V/50Hz sine wave AC voltage for 1 minute between the meter lines and shell; Withstand 500V/50Hz AC voltage sine wave for 1 minute between the two voltage inputs |
| Insulation | ≥100MΩbetween meter lines and shell or between the two voltage inputs |
| Structure | Double insulation, with insulation vibration-proof sheath |
| S afety S pecifications | IEC61010-1 CAT Ⅲ600V, IEC61010-031, IEC61326, 2 class of pollution |
| Accessories | Main Unit: 1pc; Meter Box: 1piece; Current Clamp: 3 pcs; Test Line: 4pcs(yellow, green, red,black); RS232 Data Line: 1 pc; Disk: 1 pc; Battery: 6pcs( alkaline dry battery : 1.5V AA); User Manual: 1 pc; Guarantee Card : 1 pc; Certification: 1 pc. |
.Field Application
ETCR4400 Three Phase Digital Phase Meter ----Manufactory, RS232 interface