EVR-FD (Electronic Voltage Relay) : Relay bảo vệ quá áp, thiếu áp, mất pha, đảo pha, mất cân áp pha của Samwha
- MCU&ASIC Based Compact Design
- Multiple Protection Functions
- Wide Voltage Adjustment Range
- Digital Volt Meter and Digital Setting
- Trip Cause Display & Troubleshooting
- Manual/Electrical/Automatic Reset
- Adjustable Reset Timer
- Ambient Insensitive
- Flush Mounting type
Protection
|
Protective Item |
Trip Time |
|
Over-voltage |
0.5~10 sec |
|
Under-voltage |
0.5~10 sec |
|
Phase Loss |
2 sec |
|
Phase Reversal |
0.1 sec |
|
Phase Unbalance |
3sec(If over 5%) |
Specification
|
Voltage Setting |
Type |
Over-voltage(O-VOLT) |
Under-voltage(U-VOLT) |
|
|
110 |
110-150V |
80-120V |
||
|
220 |
220-300V |
160-240V |
||
|
440 |
380-500V |
300-440V |
||
|
Trip Time Setting |
O-TIME |
0.5 ~ 10 sec |
||
|
U-TIME |
0.5 ~ 10 sec |
|||
|
Control Voltage |
220 |
85~250VAC/DC |
||
|
Others |
24,48VAC/DC(Optional Order) |
|||
|
Output Relay |
Mode |
1-SPDT(1C) |
||
|
Rating |
3A/250VAC Resistive |
|||
|
Status |
Normally Energized |
|||
|
Reset |
SW3=AUTO |
Reset Time:1 or 5sec(DIP-SW4) |
||
|
SW3=MAN |
RESET Button |
|||
|
Mounting |
PD |
DCU |
Flush |
|
|
PCU |
35mm DIN-Rail / Panel |
|||