Frequently inquire Together
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InquiryThe REB670 is specifically engineered to provide selective, dependable, and rapid differential protection for busbars, T-connections, and meshed corners in power systems. It offers versatile protection for various configurations, including single and double busbars with or without transfer buses, double circuit breaker stations, or one-and-a-half circuit breaker stations.
Basic Data:
-
Current (Ir):
- Rated: 1 or 5 A
- Operative Range: 0.2-40 times Ir
- Permissive Overload:
- Continuous: 4 times Ir
- 1-second Overload: 100 times Ir
- Burden:
- <150 mVA at 5 A
- <20 mVA at 1 A
-
AC Voltage (Ur):
- Rated: 110 V
- Operative Range: 0.5-288 V
- Permissive Overload:
- Continuous: 420 V
- 10-second Overload: 450 V
- Burden: <20 mVA at 110 V
-
Frequency (fr):
- 50/60 Hz ±5%
-
Input Resistance (Rin):
- 194 Ohm
-
Input Range:
- ±5, ±10, ±20 mA
- 0-5, 0-10, 0-20, 4-20 mA
-
Power Consumption:
- Each mA-Board: ≤ 2 W
- Each mA Input: ≤ 0.1 W
-
Number of Channels:
- 1 or 2
-
Communication Standards:
- IEEE 802.3u 100BASE-FX
-
Fiber Type:
- 62.5/125 mm multimode fiber
-
Wavelength:
- 1300 nm
-
Optical Connector Type:
- ST
-
Communication Speed:
- Fast Ethernet: 100 Mbit/s
-
Auxiliary DC Voltage (EL):
- Input Range: (24-60) V or (90-250) V
- Tolerance: ±20%
- Power Consumption: 50 W typically
- In-rush Current: < 10 A during 0.1 s
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Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...
Contact Information
- Email: sales7@cambia.cn
- TEL: +86 180 3027 3592