Siemens SITOP BUF8600, Manual

Page: 245 / 252

PSU8600power supply systems
Manual, 04.2016, A5E35883207-7-76
245
Environmental conditions
11
Basic devices
6EP3436-8MB00-2CY0
6EP3437-8MB00-2CY0 Expansion modules
6EP4436-8XB00-0CY0
6EP4437-8XB00-0CY0 Buffer modules
6EP4297-8HB00-0XY0
6EP4297-8HB10-0XY0
6EP4293-8HB00-0XY0
6EP4295-8HB00-0XY0
Ambient temperature -25 ... 60 °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 tem-
perature
-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
-40 ... 70 °C
Humidity class Climatic class 3K3 according to EN 60721, 5 - 95 % no condensation
Mechanical
stress
in 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
• 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
Air pressure Operation:
•
1080 - 795 hPa (-1000 - 2000 m)
• Operation at installation altitudes of 2000 m up to 6000 m above sea level:
output power must be derated by -7.5 % / 1000 m, or
the ambient temperature must be reduced by 5 K / 1000 m
(see Image 5-5 Mounting height derating (Page 98))
•
Overvoltage category:
II up to 2000 m (EN 60950-1)
I from 2000 m up to 6000 m (EN 60950-1)
Storage:
• 1080 - 660 hPa (-1000 - 3500 m)