Siemens Sinamics S120 Manual page 31

Ambient conditions
Degree of protection
Protection class
Touch protection
Cooling method according to
EN 60146-1-1
Cooling circuit
Max. system pressure with respect to
•
atmosphere
Pressure drop at the heat sink at rated
•
volumetric flow
Recommended pressure range
•
Inlet temperature of liquid coolant
•
Permissible ambient temperature (air) in
operation
Climatic ambient conditions
Storage
• 2)
Transport
• 2)
Operation
•
Liquid-cooled chassis power units
Manual, (GH7), 11/2016, 6SL3097-4AM00-0BP7
IP00 according to EN 60529 (IP20, without taking into account the connecting
busbars)
Class I (with protective conductor system) and class III (PELV) according to
EN 61800-5-1
EN 50274 and DGUV regulation 3 when used for the intended purpose
Power Modules, Basic Line Modules, Active Line Modules, Motor Modules:
•
WE
– W: Liquid cooling
– E: Forced cooling, drive device outside the equipment
Active Interface Modules, air-cooled: AF
•
– A: Air cooling
– F: Forced cooling, drive unit inside the device
Active Interface Modules, liquid-cooled: WE
•
– W: Liquid cooling
– E: Forced cooling, drive device outside the equipment
Line reactors, sine-wave filters, motor reactors, dv/dt filters with voltage
•
peak limiter: AN
– A: Air cooling
– N : Natural cooling (convection)
600 kPa
•
70 kPa
•
80 ... 200 kPa
•
Dependent on ambient temperature, no condensation permitted
•
– 0 ... 45 °C without derating, > 45 ... 50 °C see derating characteristics
– (temperature range between 0 °C and 5 °C - only with antifreeze; anti-
freeze: Antifrogen N, Antifrogen L and Dowcal 100)
Dependent on inlet temperature of liquid coolant, no condensation permit-
•
ted:
– 0 ... 45 °C without derating
– > 45 ... 50 °C, refer to derating characteristics
Class 1K4 according to EN 60721-3-1, temperature -25 ... +55 °C
•
max. Air humidity 95 %
Class 2K4 according to EN 60721-3-2, temperature -25 ... +70 °C,
•
max. humidity, 95% at +40 °C
better than Class 3K3 according to EN 60721-3-3,
•
Relative humidity: 5 ... 95 % (no condensation)
Oil mist, salt mist, ice formation, condensation, dripping water, spraying
water, splashing water and water jets are not permitted
System overview
2.3 Technical specifications
31