15
Mode of operation
Command mode or continuous mode operation
Command mode operation
Max. close signal length t
PULSE
at
command mode operation
Setting range 0.2...20 s
Time permitted for checking and request
for CB closing t
CHECK
Setting range 0.05...300 s
Data transmission
Transmission mode Fibre-optic serial bus
Data code ASCII
Data transfer rates 4800 Bd or 9600 Bd
Bus connection module without external supply
- for plastic core cables SPA-ZC 21 BB
- for glass fibre cables SPA-ZC 21 MM
Bus connection module with external supply
- for plastic core cables SPA-ZC 17 BB
- for glass fibre cables SPA-ZC 17 MM
Test voltages
Insulation test voltage, inputs and outputs
between themselves and to the relay frame as
per IEC 255-5 and SS 436 15 03 2 kV, 50 Hz, 1 min
Impulse test voltage, inputs and outputs
between themselves and to the relay frame as
per IEC 255-5 and SS 436 15 03 5 kV, 1.2/50 µs, 0.5 J
Insulation resistance as per IEC 255-5 100 MΩ, 500 V dc
Disturbance tests
High frequency interference test voltage,
inputs and outputs between themselves
and to the relay frame as per IEC 255-22-1
and SS 436 15 03 2.5 kV, 1 MHz
Fast transients as per IEC 255-22-4 Class III, 2 kV
Electrostatic discharge test as per IEC 255-22-2 8 kV, 150 pF
Environmental conditions
Specified ambient service temperature range -10...+55°C
Temperature influence on the operation values
of the relay over the specified ambient service
temperature range <0.1%/°C
Long term damp heat withstand according
to IEC 68-2-3 <95% at 40°C, 96 h
Transport and storage temperature range -40...+70°C
Degree of protection by enclosure of relay case
according to IEC 529 at panel mounting IP54
Weight of relay about 3.0 kg
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