Digital protector Electronic Overload Relay over current monitoring device
Function Data
| Functions |
Setting range |
Delay time |
| Short circuit |
≥8* In,fixed |
≤200ms,fixed |
| Overcurrent |
1-999A |
inverse time or 5s fixed |
| Lock-rotor |
2*In ~ 8*In |
≤500ms,fixed |
| Current unbalance |
10%~90% |
≤2s,fixed |
| Phase loss |
------------- |
≤800ms,fixed |
| Overvoltage |
0-999V |
5s,fixed |
| Undervoltage |
0-999V |
10s,fixed |
| Undercurrent |
0-999A |
0-999s |
| Overload alert |
0-999A |
5s,fixed |
Zero-sequence current
(for earth fault) |
0.1-5A |
≤200ms,fixed |
APPLICATIONS
WDB-1FMT is use for Pumps , Fans,Refrigeration Units,Blowers,Motors,Compressors, Lifts,Elevators,Crans.Mining excavators and conveyors for protection the voltage,current and phase also protect the short circuit and eatrh failure ,This device have a compact size, extremely reliable. very easy to use and almost maintenance-free.
Technical data
| Power supply voltage |
220VAC,380VAC |
| Operating voltage range |
220VAC:85-264V,380VAC:200-500V |
| Operating voltage frequency |
50/60Hz |
| Operating current range |
1-10A,5-50A,10-100A,20-200A
80-400A,400-600A,600-800A |
| Protective functions |
short-circuit, locked-rotor, overcurrent,
undervurrent, phase loss,
phase unbalance,
overvoltage,undervoltage, earth fault |
| Optional functions |
RS-485 communication port
4-20 mA analog output |
| RS-485 protocol |
Modbus |
| Indicators |
LED display,2LEDs indicating trip, alert |
| Output type |
1 C/O for trip,1 C/O for alert |
| Contact capacity |
3A 380VAC/30VDC (resistive load) |
| Fault records |
last 10 times |
| Degree of protection |
IP 20 |
| Working conditions |
-25 ~65 , 85%RH,non-condensing |
| Mechanical durability |
1000000 cycles |
| Dielectric strength |
>2kVAC 1min |
| Weight |
680g |
| Dimensions (H x W x D) |
WDB-1F/1F2: 101X54X77mm(LED part) |
| Mounting |
WDB-1F: panel mounted and screw fixing |
OUR SERVICE
1). We are very glad that customer gives us some suggestion for price and products.
2). Any questions, please let us know it in the first by E-mail or Telephone. We can deal with them for you in time.
3). Offer our customers the lowest prices. Streamline the buying and paying processes.
4). Deliver goods to our customers all over the world with speed and precision.
5). Ensure the excellent quality of our products.
6). 12 months FREE warranty.
7). Accept OEM ODM
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Digital Protector Electronic Overload Relay Over Current Monitoring Device Images
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