PCS100 UPS-I
User Manual
27
4.4
Fail-Safe Bypass
900 A Utility Disconnect
Integrated normally closed contactors
2200 A & 4200 A Utility
Disconnect
Optional air circuit breaker (ACB)
Overload Capability
150% for 500 s
200% for 300 s
300% for 120 s
500% for 30 s
Note: Not more than once every 30 minutes.
Closing Time 900 A
20 ms
Closing Time 2200 & 4200 A 80 ms
Cooling
Convection
4.5
Coupling Transformer
Capacity Rating
110% of PCS100 UPS-I kVA rating for 30 s
Note: Optimized for short-term performance.
Type
Dry
UL Insulation Class
N (200 °C)
Design Temperature
Temperature rises 60 °C for short-term full load
operation
Typical Impedance
8%
Note: The PCS100 UPS-I incorporates compensation
for the voltage drop across the coupling transformer
impedance.
4.6
Energy Storage - Ultracapacitors
System DC Nominal Voltage 750 V DC
Discharging Voltage Range
750 V DC to 554 V DC
Overload Capacity
100%
Rated Power
300 kW per string
Autonomy Period
2 s @ 300 kW
For more information refer to the autonomy
calculations in section 6.
Operating Temperature
15 °C to 25 °C (recommended)
Design Life
15 years at 25 °C
Cycle Life
> 500,000
Recharge Time
< 45 s