Description:
ETCR7000 series large-diameter clamp-type leakage current meter is a high-precision instrument designed for measuring AC leakage current and current in various industrial applications. This meter is perfect for detecting cable leakage and transformer grounding issues, featuring advanced CT technology and digital integration.
Specifications:
| Function | AC leakage current, current test |
| Power Supply | 6VDC (LR6×4 alkaline dry battery, continuous use for 12 hours, not included) |
| Test Method | Clamp CT, integration method |
| Jaw Size | 80mm × 80mm (can clamp φ80mm wire, or 96mm × 4mm flat steel ground wire) |
| Measurement Accuracy | 0.00mA~300A: ±1.5%±3dgt
300A～1200A: ±2%±3dgt
1200A～2000A: ±3%±3dgt |
| Wire Position | The tested wire is at the center of the jaw |
| Data Storage | 99 groups, "FULL" symbol indicates storage is full |
| RS232 Interface | RS232 interface, uploads stored data to the computer |
| Communication Line | RS232 communication line, length 1.8 meters |
| Frequency | 50Hz, 60Hz automatic identification |
| Shift | Fully automatic switching |
| Sampling Rate | About 2 times / sec |
| Display Mode | 4-digit LCD digital display, length and width 47mm × 28.5mm |
| Meter Size | Length 275mm × Width 145mm × Thickness 40mm |
| Backlight | Yes, LIGHT button control |
| Data Hold | "HOLD" symbol display |
| Overflow Display | "OL" symbol for overrange overflow |
| Auto Power Off | 5 minutes of no operation after booting, backlight auto-off;
15 minutes of no operation after power on, instrument auto shut down after 10s of flash screen |
| Battery Voltage Warning | Low voltage symbol displayed when battery voltage drops to about 5.2V |
| Working Current | Backlight on: 50mA; Backlight off: 25mA |
| Working Temperature & Humidity | -10°C ~ 40°C; below 80% RH |
| Storage Temperature & Humidity | 10°C ~ 60°C; below 70% RH |
| Insulation Strength | AC3700V/rms (between iron core and outer casing) |
| Safety Standards | IEC1010-1, IEC1010-2-032, Pollution Degree 2, CATIII (600V) |