Duplo 486P Manuel d'utilisation - Page 6

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1.4 AC Supply

1.4.1 Voltage steady state voltage: 0.9 to 1.1 of nominal voltage.

1.4.2 Frequency 099 to 1.01 of nominal frequency continuously; 0.98 to 1.02 for

short time.

1.4.3 Harmonics distortion not exceeding 10% of the total r.m.s. voltage between live

conductors for the sum of the 2

1.4.4 Voltage Interruption Supply interrupted or at zero voltage for not more than 3ms at any

random time in the supply cycle with more than 1 s between successive interruptions.

1.4.5 Voltage dips not exceeding 20% of the peak voltage of the supply for more than one

cycle with more than 1 s between successive dips.

1.5 General Physical Environments

1.5.1 The minimum requirement for all electrical equipment is correct operation between air

temperature of +5 C and +35 C.

1.5.2 Electrical equipment is capable of operating correctly when the relative humidity does

not exceeding 50% at a maximum temperature of +45 C.

1.5.3 Electrical equipment is capable of operating correctly at altitude up to 1000m.

1.5.4 Electrical equipment is designed to withstand to protect against the effects of

transportation, and storage temperature within a range of -25 C to +55 C and for short

periods not exceeding 24 hours at up to +70 C.

1.5.5 Avoid exposing to vibration environment.

1.5.6 Avoid exposing to direct sunlight or heat rays.

1.5.7 Have to connect to the factory grounding system correctly.

1.5.8 Away from electric magnetic interference source sites, such welding, discharge machine.

through to the 5

harmonic.