ABB SPAJ 131 C User Manual And Technical Description page 9

Three-phase overcurrent relay module SPCJ 3C3
Low-set stage I>
Start current I>, setting range
Selectable modes of operation
- definite time characteristic
- operate time t>
- inverse definite minimum time (IDMT) characteristic
- curve sets acc. to IEC 255-4 and BS 142
- time multiplier k
High-set stage I>>
Start current I>>, setting range
Operate time t>>
Data communication
Transmission mode
Data code
Selectable data transfer rates
Fibre optic bus connection module,
powered from the host relay
- for plastic fibre cables
- for glass fibre cables
Fibre optic bus connection module with
a built-in power supply unit
- for plastic fibre cables
- for glass fibre cables
Test voltages *)
Dielectric test voltage (IEC 255-5)
Impulse test voltage (IEC 255-5)
Insulation resistance (IEC 255-5)
Disturbance tests *)
High-frequency (1 MHz) disturbance test
(IEC 255-22-1)
- common mode
- differential mode
Electrostatic discharge test (IEC 255-22-2
and IEC 801-2), class III
- air discharge
- contact discharge
Fast (5/50 ns) transients
- IEC 255-22-4, class III
- IEC 801-4, level IV:
power supply inputs
other inputs
Environmental conditions
Specified ambient service temperature range
Long term damp heat withstand acc. to IEC 68-2-3
Relative humidity acc. to IEC 68-2-30
Transport and storage temperature range
Degree of protection by enclosure
for panel mounted relay
Weight of relay including flush mounting case
*) The tests do not apply to the serial port, which is used for the bus connection module only.
0.5...2.5 x I
n
0.05...100 s
Normal inverse
Very inverse
Extremely inverse
Long-time inverse
0.05...1.00
and ∞, infinite
0.5...20 x I
n
0.04...100 s
Fibre optic serial bus
ASCII
300, 1200, 2400, 4800 or 9600 Bd
SPA-ZC 21 BB
SPA-ZC 21 MM
SPA-ZC 17 BB
SPA-ZC 17 MM
2 kV, 50 Hz, 1 min
5 kV, 1.2/50 µs, 0.5 J
>100 MΩ, 500 V dc
2.5 kV
1.0 kV
8 kV
6 kV
4 kV
2 kV
-10...+55°C
<95%, +40°C, 56 d/a
93...95%, +55°C, 6 cycles
-40...+70°C
IP 54
3.0 kg
9