Chapter 2 Specifications
2.1 General
specifications
General specifications are shown in Table 2.1. These specifications are common in EH-150 series.
Table 2.1 General specifications
Item Specifications
Operating ambient
temperature
0 to 55
°
C [Storage ambient temperature
-
10 to 75
°
C]
Operating ambient humidity
20 to 90 % RH (no condensation) [Storage ambient humidity 10 to 90 % RH (no condensation) ]
Vibration resistance
Conforms to IEC 60068-2-6
Noise resistance
○
Noise voltage 1,500 Vpp Noise pulse width 100 ns, 1
μ
s
(Noise created by the noise simulator is applied across the power supply module’s input
terminals. This is determined by this company’s measuring method.)
○
Based on NEMA ICS 3-304 (with the exception of input module)
○
Static noise: 3,000 V at metal exposed area
Insulation resistance
20 M
Ω
or more between the AC external terminal and case ground (FE) terminal (based on 500 V DC)
Dielectric withstand voltage
1,500 V AC for 1 minute between the AC external terminal and case ground (FE) terminal
Grounding
Class D grounding (ground with power supply module)
Usage environment
No corrosive gases, no excessive dust
Structure
Open, wall-mount type
Cooling
Natural air cooling
2 – 1
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