User manual

24 Specifications
UM6C28C P0728920 Standard 11.00 April 2001 Emerson Energy Systems
Electrical specifications MPR15 rectifier
The electrical specifications of the MPR15 rectifier are listed in Table 5.
Table 5 – Electrical specifications of the MPR15 rectifier
Parameter Specifications
Input voltage:
110/120 V ac, one phase, 47-63 Hz
Input voltage range: 96 to 132 V ac
Input current:
10.5 A nominal at 120 V ac input and –56 V dc, 15 A
output
Recommended
AC service input:
60 A, single pole AC circuit breaker for each shelf for
common AC feed
20 A, single pole AC circuit breaker for each rectifier for
individual AC feed
Output voltage:
Float: –46 to –57 V dc
Equalize: 0 to 2.5 V dc above Float
Maximum: –59.5 V dc
Output current:
15 A for each rectifier
45 A for a three position shelf
Input protection:
A 2-pole / 13 A circuit breaker opens both lines.
Output
protection:
The rectifier is protected by a single pole 30 A circuit
breaker at the output. The output current limiting circuit is
factory set 16.5 A ±10% and is not field adjustable.
Efficiency:
Efficiency is 88% at a nominal input voltage of 120 V ac
and loads greater than 9 A.
Power factor:
Power factor is 0.60 at a nominal input voltage of 120 V
ac and an output load of 15 A.
Heat dissipation:
100 W (341 Btu/hr) at –58 V/15 A output
MPR25
Mechanical specifications of the MPR25 rectifier
The mechanical specifications of the MPR25 rectifier are listed in Table 6.
Table 6 – Mechanical specifications of the MPR25 rectifier
Figur
e
Height Depth Width Weight
8 6.60 inches
( 16.76 cm )
11.25 inches
( 28.58 cm )
6.0 inches
( 15.24 cm )
15.0 lbs
( 6.80 kg )