hager HR551 - Appendix; Technical Data

Appendix
Technical data
10 Appendix
10.1 Technical data
Nominal voltage 230 V~, +/- 15%
Frequency 50/60 Hz
Power 7.5VA
Category of the installation CAT III 300 V
Monitoring functions
Degree of protection Type B
Sensitivity (IΔn) 0.03 – 0.1 – 0.2 – 0.3 – 0.5 – 0.75 – 1 – 1.5 – 2 – 3A
Settable trigger delay INS [S] – 0.1 – 0.2 – 0.3 – 0.4 – 0.5 – 0.8 – 1 – 3 – 5 – 10s
Rated frequency of monitored circuit 50/60 Hz
Rated differential current (non-operating)
0.8 IΔn
Rated short-time withstand current (lcw) According to the protection
Conditional short-circuit differential current (IΔc) According to the protection
Uimp of the voltage source 4 kV (CAT III)
Compatible converter HR721, HR722, HR723, HR724
Relay output
Number 1
Max. voltage of open contacts 230 V ~+/- 15%
Maximum current 6A
Maximum switching capacity 1500VA
Service life
Electrical (250 V ~ /5 A) 60x10
3
switching operations
Mechanical 10x10
6
switching operations
TRIP input
Type Voltage 230 V~
Insulation 5.3 kV
Input resistance 2 kΩ
Operating temperature -10ºC/+50ºC
Storage temperature -20ºC/+70ºC
Relative humidity 5/95%
RS-485 interface
Communication protocol
Modbus® RTU
Baud rate 4.8 - 9.6 - 19.2 - 34.8 - 57.6 - 115.2 kBd
Data bits 8
Stop Bits 1 - 2
Parity without, even, odd
Cable type between the device and HR converter
Connector type RJ45 Standard according to EIA/TIA-485-A
Cable type Cat.6 U/UTP - 4 x 2 x AWG24/7
Cable length Max. 9m
Digital output
Type Galvanically separated
Voltage Max. 230 V~
Current Max 0.1 A
Other data
Fehlerstromschutz-Relais 45