ABB REX640 User Manual

Table 28. Electromagnetic compatibility tests, continued
Description Type test value Reference
Power frequency immunity test Binary inputs only IEC 61000-4-16
IEC 60255-26, class A
• Common mode 300 V rms
• Differential mode 150 V rms
Conducted common mode disturbances 15 Hz...150 kHz
Test level 3 (10/1/10 V rms)
IEC 61000-4-16
Emission tests EN 55011, class A
IEC 60255-26
CISPR 11
CISPR 12
• Conducted
0.15...0.50 MHz <79 dB (µV) quasi peak
<66 dB (µV) average
0.5...30 MHz <73 dB (µV) quasi peak
<60 dB (µV) average
• Radiated
30...230 MHz <40 dB (µV/m) quasi peak, measured at 10 m
distance
230...1000 MHz <47 dB (µV/m) quasi peak, measured at 10 m
distance
1…3 GHz <76 dB (µV/m) peak
<56 dB (µV/m) average, measured at 3 m
distance
3…6 GHz <80 dB (µV/m) peak
<60 dB (µV/m) average, measured at 3 m
distance
Table 29. Insulation tests
Description
Type test value Reference
Overvoltage category III IEC 60255-27
Pollution degree 2 IEC 60255-27
Insulation class Class I IEC 60255-27
Dielectric tests 2 kV, 50 Hz, 1 min
1 kV, 50 Hz, 1 min, across open contacts
500 V, 50 Hz, 1 min, communication
IEC 60255-27
Impulse voltage test 5 kV, 1.2/50 μs, 0.5 J
1 kV, 1.2/50 μs, 0.5 J, communication
IEC 60255-27
Insulation resistance measurements >100 MΩ, 500 V DC IEC 60255-27
Protective bonding resistance <0.1 Ω, 4 A, 60 s IEC 60255-27
1MRS759144 A
REX640
Product version: 1
ABB 35

ABB REX640 Specifications

General

Device Type	Protection Relay
Communication Protocols	IEC 61850, Modbus, DNP3, IEC 60870-5-103
Rated Frequency	50/60 Hz
Operating Temperature Range	-25°C to +55°C
Display	LCD
Housing	Metal
Manufacturer	ABB
Model	REX640
Mounting	Rack mounting
Inputs and Outputs	Configurable binary inputs and outputs
Rated Voltage	48-240 V AC/DC
Protection Functions	Overcurrent, Earth Fault
Input Voltage	48-240 V AC/DC
Certifications	CE, UL, IEC