PU300-PU500
2 1 6 - 5 0 0 W AT T S D C / D C S I N G L E
Features
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Over/under voltage alarm
Convection cooled
High efficiency
Overvoltage and over current protection
Operating temperature range -25°C to 55°C
Reverse input voltage protection
Extra output with series diode
Specification
INPUT
Input ranges
ENVIRONMENTAL
Operating Temperature
Conduction Cooling
Range at 100% load: -25°C to +55°C
With derating: -25°C to +70°C
-40°C to +85°C
PU300: 10–30V (A), 20–60V (B), 50–150V (C),
90–270VDC (D)
PU500: 18–32V(24), 38–60V (48), 88–150V
(110), 175–300VDC (220)
Storage Temperature Range
STANDARDS AND APPROVALS
Reverse input voltage protection Parallel diode, Code (A) (B) (24) (48)
Series diode, Code (C) (D) (110) (220)
Safety standards
IEC950, EN60950, CE LVD 73/23/EEC
OUTPUT
C-Tick
AS/NZS CISPR11 Group 1, Class A
Output voltages
See table
EMC standards
EN/IEC 61000-6-2,
EN/IEC 61000-4-2,
EN/IEC 61000-4-3,
EN/IEC 61000-4-4,
EN/IEC 61000-4-5,
EN/IEC 61000-4-6
EN/IEC 61000-6-3
EN55011/EN55022 Level B
Min. output adjustment range
with 15 turn potentiometer
95%–110%
Typ. output ripple (80kHz)
V pk-pk
15mV
0.1%
0.2%
Source regulation
EMI standards
Load regulation (0–100%
load) master
MECHANICAL
Temperature coefficient
Current limit, rectangular
Remote sense
0.02% per °C
105%
Dimensions (HxWxD)
86x210x232mm
4.2kg
Weight
Yes
Mounting brackets
Please consult Powerbox for mounting
options
Transient recovery time for
10% to 90%
<3mS. Load step to within 3% of nominal
output voltage
Soft start
Yes
Startup time, type
Holdup time
1 sec
2–25mS. Contact Powerbox
OPERATING
Efficiency
PU300: 77%–88%, PU500: 88%–91%
Design topology
Switching frequency
Push-pull
40kHz
ISOLATION TESTABLE LEVELS
Input/output: Input code
(A)(B)(24)(48)
(C)(D)(110)(220)
2KVdc
4KVdc
Input/case: Input code
(A)(B)(24)(48)
(C)(D)(110)(220)
2KVdc
4KVdc
Output/Case All Outputs
2kVDC
135
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