User`s guide

V3-T9-242 Volume 3—Power Distribution and Control Assemblies CA08100004E—November 2013 www.eaton.com
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9.4
Metering Devices, Protective Relays, Software and Connectivity
Protective Relays
Power Consumption
●
Power supply range:
19–300 Vdc
●
Power consumption
in idle mode—7W
●
Maximum power
consumption—13W
●
Power supply range:
40–250 Vac (for
frequencies of 40–70 Hz)
●
Power consumption
in idle mode—7W
●
Maximum power
consumption—13W
Real-Time Clock
●
Running reserve of
the real-time clock:
1 year minimum
Display
●
Display type: LCD with
LED background
illumination
●
Resolution graphics
display: 128 x 64 pixel
●
LED type: Two colored—
red/green
●
Number of LEDs, housing
B2: 15
Digital Inputs
●
Maximum input voltage:
300 Vdc/270 Vac
●
Input current: <4 mA
●
Reaction time: <20 ms
●
Fallback time: <30 ms
(Safe state of the
digital inputs)
●
4 switching thresholds:
Un = 24 Vdc, 48 Vdc,
60 Vdc, 110 Vac/Vdc,
230 Vac/Vdc
●
Un = 24 Vdc
●
Switching threshold
1 ON: Min. 19.2 Vdc
●
Switching threshold
1 OFF: Max. 9.6 Vdc
●
Un = 48–60 Vdc
●
Switching threshold
2 ON: Min. 42.6 Vdc
●
Switching threshold
2 OFF: Max. 21.3 Vdc
●
Un = 110/120 Vac/Vdc
●
Switching threshold
3 ON: Min. 88.0 Vdc/
88.0 Vac
●
Switching threshold
3 OFF: Max. 44.0 Vdc/
44.0 Vac
●
Un = 230/240 Vac/Vdc
●
Switching threshold
4 ON: Min. 184 Vdc/
184 Vac
●
Switching threshold
4 OFF: Max. 92 Vdc/
92 Vac
●
Terminals: Screw-type
terminal
Current and Ground
Current Measurement
●
Nominal currents: 1A/5A
●
Max. measuring range:
●
Up to 40 x I
n
(phase
currents)
●
Up to 25 x I
n
(ground
current standard)
●
Up to 2.5 x I
n
(ground
current sensitive)
●
Continuous loading
capacity: 4 x I
n
/
continuously
●
Overcurrent proof:
●
30 x I
n
/10 s
●
100 x I
n
/1 s
●
250 x I
n
/10 ms
(1 half-wave)
●
Power consumption:
●
Phase current inputs
–At I
n
= 1A
S = 0.15 MVA
–At I
n
= 5A
S = 0.15 MVA
●
Ground current input
–At I
n
= 1A
S = 0.35 MVA
–At I
n
= 5A
S = 0.35 MVA
●
Frequency range: 50 Hz/
60 Hz ±10%
●
Terminals: Screw-type
terminals with integrated
short-circuiters (contacts)
Relay Outputs
●
Continuous current:
5A AC/DC
●
Maximum make current:
●
25A AC/25A DC up to
30V for 4s
●
30A/230 Vac according
to ANSI IEEE Std.
C37.90-2005
●
30A/250 Vdc according
to ANSI IEEE Std.
C37.90-2005
●
Maximum breaking
current:
●
5A AC up to 125 Vac
●
5A DC up to 30V
(resistive)
●
0.3A DC at 300V
●
Maximum switching
voltage: 250 Vac/250 Vdc
●
Switching capacity:
1250 VA
●
Contact type: changeover
contact or normally
open contact
●
Terminals: Screw-type
terminals
Supervision Contact (SC)
●
Continuous current: 5A at
120/240 Vac or 30 Vdc
●
Maximum switch-on
current: 15A at 120/240
Vac or 30 Vdc (max. 4s)
●
Maximum breaking
current:
●
5A at 120/240 Vac
or 30 Vdc
●
0.4A at 125 Vdc
●
Contact type:
1 changeover contact
●
Terminals: Screw-type
terminals
Time Synchronization IRIG
●
Nominal input voltage: 5V
●
Connection: Screw-type
terminals (twisted pair)
Front Interface RS-232
●
Baud rates: 115,200 baud
●
Handshake: RTS and CTS
●
Connection: 9-pole
D-Sub plug
RS-485
●
Master/slave: Slave
●
Connection: 6 screw-
clamping terminals RM 138
MIL (3.5 mm) (terminating
resistors internal)
Zone Interlocking
●
Nominal input level: 5V
●
Nominal output level: 5V
●
Connection: Screw-type
terminals (twisted pair)
Standards
High Voltage Tests (IEC 60255-6)
●
High frequency
interference test:
●
IEC 60255-22-1 Class 3
– Within one circuit—
1 kV/2s
– Circuit to ground—
2.5 kV/2s
– Circuit to circuit—
2.5 kV/2s
●
Insulation voltage test:
●
IEC 60255-5, EN 50178
– All circuits to other
circuits and exposed
conductive parts:
2.5 kV (eff.)/50 Hz,
1 min.
– Except interfaces:
1.5 kV DC, 1 min.
– Voltage measuring
input: 3 kV (eff.)/
50 Hz, 1 min.
●
Impulse voltage test:
●
IEC 60255-5: 5 kV/0.5J,
1.2/50 μs