YRM2.DIODE
Y-Series
24-60V, 20A, D
UAL
R
EDUNDANCY
M
ODULE
Nov 2006 / Rev. 1.0 DS-YRM2.DIODE-EN
All parameters are specified at 24V, 20A output current, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.
www.pulspower.com Phone +49 89 9278 0 Germany
8/17
13. E
NVIRONMENT
Operational temperature
-25°C to +70°C (-13°F to 158°F)
Reduce output power above +60°C
Output de-rating
0.5A/°C
60-70°C (140°F to 158°F), see
Fig. 13-1
Storage temperature
-40°C to +85°C (-40°F to 185°F)
Storage and transportation
Humidity
5 to 95% r.H.
IEC 60068-2-30
Do not energize while condensation is present
Vibration sinusoidal
2-17.8Hz: ±1.6mm;
17.8-500Hz: 2g
2 hours / axis
IEC 60068-2-6
Vibration
random
0.5m
2
(s
3
)
2 hours / axis
IEC 60068-2-64
Shock
30g 6ms, 20g 11ms
3 bumps / direction,
18 bumps in total
IEC 60068-2-27
Altitude
0 to 6000m (0 to 20 000ft)
Reduce output power or ambient temperature
above 2000m sea level.
Output de-rating (for altitude)
1.25A/1000m or 5°C/1000m
Above 2000m (6500ft), see
Fig. 13-2
Over-voltage
category
III
EN 50178,
(for clearance and creepage distances)
Degree of pollution
2
EN 50178, not conductive
Fig. 13-1
Output current vs. ambient temp.,
Fig. 13-2
Output current vs. altitude
Allowed Output Current
0
-25
0
20
40
70°C
5
10
15
20
25
30A
normal mode
60
Ambient Temperature
overload / short circuit
Allowed Output Current
0
0
2000
4000
6000m
5
10
15
20
25
30A
normal mode
Altitude
overload / short circuit
A... Tamb < 60°C
B... Tamb < 50°C
C... Tamb < 40°C
A
B
C
The ambient temperature is defined as the air temperature 2cm below the unit.
