CHAPTER 2: PRODUCT DESCRIPTION
SPECIFICATIONS
N60 NETWORK STABILITY AND SYNCHROPHASOR MEASUREMENT SYSTEM – INSTRUCTION MANUAL
2-25
2
TELEPROTECTION
Input points:
16
Remote devices:
3
Default states on loss of comms.:
On, Off, Latest/Off, Latest/On
Ring configuration:
No
Data rate:
64 or 128 kbps
CRC:
32-bit
2.5.6 Power supply
LOW RANGE
Nominal DC voltage:
24 to 48 V
Minimum DC voltage:
20 V
Maximum DC voltage:
75 V for SL power supply module
Voltage loss hold-up:
200 ms duration at maximum load
NOTE: Low range is DC only.
HIGH RANGE
Nominal DC voltage:
125 to 250 V
Minimum DC voltage:
88 V
Maximum DC voltage:
300 V
Nominal AC voltage:
100 to 240 V at 50/60 Hz
Minimum AC voltage:
88 V at 25 to 100 Hz
Maximum AC voltage:
265 V at 25 to 100 Hz
Voltage loss hold-up:
200 ms duration at maximum load
ALL RANGES
Volt withstand:
2
×
Highest Nominal Voltage for 10 ms
Power consumption:
typical = 15 to 20 W/VA
maximum = 45 W/VA
contact factory for exact order code consumption
INTERNAL FUSE
Ratings:
Low range power supply:
8 A / 250 V
High range power supply:
4 A / 250 V
Interrupting capacity:
AC:
100 000 A RMS symmetrical
DC:
10 000 A
2.5.7 Outputs
FORM-A RELAY
Make and carry for 0.2 s:
30 A as per ANSI C37.90
Carry continuous:
6 A
Break (DC inductive, L/R = 40 ms):
Operate time:
< 4 ms
Contact material:
silver alloy
Voltage
Current
24 V
1 A
48 V
0.5 A
125 V
0.3 A
250 V
0.2 A