Vertiv NetSure 731 A91 - Appendix 1 Technical Data; Environmental and AC Input Specs; AC Input Alarm and Protection

20 Appendix 1 Technical And Engineering Data
NetSure 731 A91 Subrack Power System User Manual
Appendix 1 Technical And Engineering Data
Table 1 Technical data
Parameter
category
Parameter
Description
Environmental
Operating temperature
-5
℃
~ +40
℃
Storage temperature
-40℃ ~ +70℃
Relative humidity
5％RH～95%RH
Altitude
≤2000m(derating is necessary above 2,000m)
Polution level
Level 2
Others
No conductive dust or erosive gases. No possibility of explosion
AC input
AC input system
3P
＋
N
＋
PE/380V;
AC input type
TN，TT
Input voltage range
85Vac ~ 305Vac（Module phase voltmeter）
Input AC voltage frequency
45Hz ~ 65Hz
Maximum input current
64A（With 3500e3 module）
55A（With 3000e3 module）
Power factor
≥0.99
Overvoltage level
Level Ⅱ
DC output
Nominal output voltage
-48Vdc
Rated output voltage
-53.5Vdc（If it is used for outdoor，the rated voltage is -54V）
Output DC voltage
-43.2 ~ -57.6Vdc
Maximum output current
DC load output ≤ 400A/58V
Battery charging current ≤ 143A/58V（With 3500e3 module）
DC load output ≤ 400A/58V
Battery charging current ≤ 66A/58V（With 3000e3 module）
Note: in 45℃, full load output, above 45℃, the power derating 2% per ℃.
Voltage set-point accuracy
≤1％
Maximum efficiency
≥95.3％
Noise (peak-peak) (rated
output)
≤200mV（0 ~ 20MHz）
Weighted noise (rated output)
≤2mV（300 ~ 3400Hz）
AC input
alarm and
protection
AC input over-voltage alarm
point
M830B:
Default: 275 ± 5Vac, configurable through controller
M530B:
Default: 280 ± 5Vac, configurable through controller
AC input over-voltage alarm
recovery point
Default: 270 ± 5Vac, 10Vac lower than the AC input over-voltage alarm point
AC input under-voltage alarm
point
M830B :
Default: 165 ± 5Vac, configurable through controller
M530B:
Default: 180 ± 5Vac, configurable through controller
AC input under-voltage alarm
recovery point
M830B:
Default: 170 ± 5Vac, 5Vac higher than the AC input under-voltage alarm point
M530B:
Default: 190 ± 5Vac, 10Vac higher than the AC input under-voltage alarm point
AC input over-voltage
protection point
Default: 307 ± 2.5Vac. The return difference ≥ 10Vac and can not exceed 15V,
configurable through controller
AC input over-voltage
protection recovery point
295 ± 5Vac by default, 10Vac lower than the AC input over-voltage alarm point
AC input under-voltage
protection point
Default: 80 ± 5Vac, configurable through controller
AC input under-voltage
protection recovery point
Default: 95 ± 5Vac, 10Vac higher than the AC input under-voltage alarm point