MKS 250E - Product Location and Requirements; Operating Environmental Requirements; Safety Conditions

Chapter Two: Installation Product Location and Re
q
uirements
13
Product Location and Requirements
The Type 250 unit meets the following criteria:
•
POLLUTION DEGREE 2 in accordance with IEC 664
•
Transient overvoltages according to INSTALLATION CATEGORY II
Operating Environmental Requirements
•
Ambient Operating Temperature: 0
°
to 40
°
C (32
°
to 104
°
F)
•
Main supply voltage fluctuations must not exceed
±
10% of the nominal voltage
•
Ventilation requirements include sufficient air circulation
•
Connect the power cord into a grounded outlet
•
Power: 100 to 120 VAC nominal @ 50/60 Hz
220 to 240 VAC nominal @ 50/60 Hz
50 VA maximum (50/60 Hz)
Safety Conditions
The 250 unit poses no safety risk under the following environmental conditions.
•
Altitude: up to 2000 m
•
Maximum relative humidity: 80% for temperatures up to 31
°
C, decreasing linearly to
50% at 40
°
C