ABB REX640 User Manual

Table 23. IRIG-B (connector X8)
Description Value
IRIG time code format
B004, B005
1)
Isolation 500V 1 min
Modulation Unmodulated
Logic level 5 V TTL
Current consumption <1.0 mA
Power consumption <0.5 W
1) According to the 200-04 IRIG standard
Table 24. Lens sensor and optical fiber for arc protection
Description
Value
Fiber optic cable including lens 1.5 m, 3.0 m or 5.0 m
Normal service temperature range of the lens -40...+100°C
Maximum service temperature range of the lens, max 1 h +140°C
Minimum permissible bending radius of the connection fiber 100 mm
Table 25. Degree of protection of flush-mounted protection relay
Description
Value
Front/connector side IP 20
Top and bottom IP 30
Rear IP 40
Table 26. Degree of protection of the LHMI
Description
Value
Front IP 54
Other sides IP 20
Table 27. Environmental conditions
Description
Value
Operating temperature range -25...+55ºC (continuous)
Short-time service temperature range
-40...+85ºC (<16 h)
1)2)
Relative humidity <93%, non-condensing
Atmospheric pressure 86...106 kPa
Altitude Up to 2000 m
Transport and storage temperature range -40...+85ºC
1) Degradation in MTBF and HMI performance outside the temperature range of -25...+55 ºC
2) For relays with an LC communication interface the maximum operating temperature is +70 ºC
1MRS759144 A
REX640
Product version: 1
ABB 33

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