Đồng hồ điện tử gắn mặt tủ điện có chức năng bảo vệ quá áp thấp áp quá dòng thấp dòng ngược pha, mất pha, không đối xứng, mất trung tính
Gắn mặt tủ
Ngõ ra: 2 relay
Điện áp vào : 50 – 500 VAC, 3 pha 3 dây;30 – 300 VAC, 3 pha 4 dây
Nguồn cấp: 100 – 270V AC
| INPUT: | |
| Voltage AC | |
| Direct Voltage AC | 30 to 300V(L – N) 50 to 520V(L – L) |
| Burden | < 0.2VA |
| Current AC | |
| Primary CT Ratio | 5 to 6000 Amp selectable |
| Secondary Current AC | 0.1 to 5 Amp |
| Burden | < 0.2VA |
| Overload | Up to 6A continuous |
| Frequency | 45.0 to 65.0 Hz |
| DISPLAY AND KEYS: | |
| Display | 3 Digit, 3 Line 7 Seg 0.56”, RED LED |
| Keys | Scroll, SET, RST, INC, DEC |
| DIMENSION: | |
| Size (mm) | 96 (H) X 96 (W) X 54 (D) mm |
| Panel Cutout (mm) | 92 (H) X 92 (W) mm |
| Network Selection | 3 Phase – 4 Wire,3 Phase – 3 Wire |
| TRIP SETTING: | |
| Under Current | 0.00 to CTR |
| Over Current | 0.00 to CTR |
| Under Voltage | 50 to 520V For 3Ø – 3W 30 to 300V For 3Ø – 4W |
| Over Voltage | 50 to 550V For 3Ø – 3W 30 to 330V For 3Ø – 4W |
| Over / Under Frequency | 45.0 to 65.0 Hz |
| Short Circut | 1 – 9 Scale |
| Lock Rotor Point | 0.5 to 9.0 Scale |
| Unbalance | 5 – 60% |
| TIME PARAMETER: | |
| Power On Delay | 0 to 99 Sec |
| Initial Time Delay | 0 to 99 Sec |
| Trip Delay Time(Voltage, Current, Frequency, SSP, Unbalance) | 0 to 999 Sec |
| Scrolling Time | 1 to 99 Sec |
| Reset Time | 0 to 99 Sec |
| OUTPUT SPECIFICATION: | |
| Relay | 2 Nos |
| Relay Type | 1st Relay ( NO – C – NC ) 2nd Relay ( NO – C ) |
| Rating | 1st Relay 10Amp, 230V AC (Resistive Load) 2nd Relay 5 Amp (With Simultaneous Actuation) |
| AUXILIARY SUPPLY: | |
| Supply Voltage | 100 to 270V AC/DC, 50/60Hz |
| Power Consumption | 3VA @ 230 AC MAX |
| ENVIRONMENTAL CONDITION: | |
| Working Temperature | 0 to 55°C |
| Storage Temperature | 0 to 55°C |
| Relative Humidity | 95 % RH Non-Condensing |
| Protection Level (As Per request) | IP-65 (Front side As per IS/IEC 60529 : 2001) |