Siemens SITOP PSU400M, Manual

Page: 45 / 58

SITOP PSU400M
Manual, 05.2018, C98130-A7601-A1-5-7629
45
Ambient conditions
8
6EP1536-3AA00 (24 V/20 A)
6EP1566-3AA00
Ambient temperature -25 ... 70 °C for natural convection (self convection)
Tested according to:
•
EN 60068-2-1 cold
• EN 60068-2-2 dry heat
•
EN 60068-2-78 humid heat, constant
•
EN 60068-2-14 temperature change
Transport and storage temperature -40 ... 85 °C
Tests (packed for shipping) according to:
•
EN 60068-2-1 cold
• EN 60068-2-2 dry heat
•
EN 60068-2-30 humid heat, cyclic
Humidity class Climatic class 3K3 according to EN 60721, 5 - 95 % no condensation
Degree of pollution 2
Mechanical stressing during operation
• Tested according to EN 60068-2-6 vibration, test Fc:
3.5 mm deflection in the range 5 - 8.4 Hz
2 g acceleration in the range 8.4 - 150 Hz
•
Tested according to EN 60068-2-27 shock, test Ea:
acceleration 150 m/s
2
, test duration 11 ms
Damaging gases Tested according to:
• EN 60068-2-42 sulfur dioxide
•
EN 60068-2-43 hydrogen sulfide
Atmospheric pressure Operation:
• 1080 - 795 hPa (-1000 - 2000 m)
•
Operation at installation altitudes of 2000 to 6000 m above sea level:
output power derating of -7.5 % / 1000 m or
reduction of the ambient temperature by 5 K / 1000 m
(see Figure 4-2 Mounting height derating (Page 23))
• Overvoltage category:
III up to 2000 m (EN 50178)
II from 2000 m up to 6000 m (EN 50178)
Storage:
•
1080 - 660 hPa (-1000 - 3500 m)