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Chapter 2
2.1
General specifications
General specifications are shown in Table 2.1. These specifications are common in EH-150 series.
Item
Operating ambient
temperature
Operating ambient humidity
Vibration resistance
Noise resistance
Insulation resistance
Dielectric withstand voltage
Grounding
Usage environment
Structure
Cooling
Specifications
Table 2.1 General specifications
0 to 55 °C [Storage ambient temperature －10 to 75 °C]
20 to 90 % RH (no condensation) [Storage ambient humidity 10 to 90 % RH (no condensation) ]
○
Noise voltage 1,500 Vpp Noise pulse width 100 ns, 1μs
(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
○
20 MΩ or more between the AC external terminal and case ground (FE) terminal (based on 500 V DC)
1,500 V AC for 1 minute between the AC external terminal and case ground (FE) terminal
Class D grounding (ground with power supply module)
Specifications
Conforms to IEC 60068-2-6
No corrosive gases, no excessive dust
Open, wall-mount type
Natural air cooling
2 – 1
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