54 Appendix 1 Technical Data
NetSure 731 CC2, NetSure 731 C62 Series Power Supply System User Manual
Appendix 1 Technical Data
Table 1 Technical data
Parameter
category
Parameter
Description
Environmental
Operating
temperature
-5°C ~ +40°C
Storage temperature
-40°C ~ +70°C
Relative humidity
5%RH ~ 95%RH
Altitude
≤ 2000m (derating is necessary above 2,000m)
Overvoltage level
Level II
Pollution level
Level II
Others
No conductive dust or erosive gases. No possibility of explosion
AC input
AC input system
3-phase 4-w ire system, 3-phase 5-w ire system, TN, TT
Rated input phase
voltage
220Vac
Input voltage range
85Vac ~ 300Vac, output derating under 176Vac
Input AC voltage
frequency
45Hz ~ 65Hz
Max input current
NetSure 731 C62
≤ 37A (176V input); NetSure 731 CC2 ≤ 74A (176V input)
Pow er factor
≥ 0.99
DC output
Output DC voltage
42.3Vdc ~ 57.6Vdc
Output DC current
NetSure 731 C62: load current
≤ 200A, battery charge current ≤ 100A
NetSure 731 CC2: load current
≤400A, battery charge current ≤ 200A
Total regulation
≤ 1%
Efficiency
≥ 94.2%
Noise (peak-peak)
≤ 200mV (0 ~ 20MHz)
Weighted noise
≤ 2mV (300Hz ~ 3400Hz)
Wide frequency
noise
≤ 50mV (3.4kHz ~ 150kHz), ≤ 20mV (150kHz ~ 30MHz)
Discrete noise
≤ 5mV (3.4 kHz ~ 150kHz), ≤ 3mV (150kHz ~ 200kHz), ≤ 2mV (200kHz ~ 500kHz),
≤ 1mV (0.5MHz ~ 30MHz)
AC input
alarm and
protection
AC input overvoltage
alarm point
Default: 280Vac ± 5Vac, configurable through controller
AC input overvoltage
recovery point
Default: 270Vac ± 5Vac, 10Vac low er than the AC input overvoltage alarm point
AC input
undervoltage alarm
point
Default: 180Vac ± 5Vac, configurable through controller
AC input
undervoltage
recovery point
Default: 190Vac ± 5Vac, 10Vac higher than the AC input undervoltage alarm point
AC input overvoltage
protection point
Default 305Vac ± 5Vac, configurable through controller
AC input overvoltage
protection recovery
point
10Vac low er than the AC input overvoltage protection point
AC input
undervoltage
protection point
Default: 80Vac ± 5Vac, configurable through controller
AC input
undervoltage
protection recovery
point
15Vac higher than the AC input undervoltage alarm point
