Ametek Compact i/iX Series Software Manual Manual de usuario descargar pdf (Pagina 81)

User Manual - Rev H California Instruments

Avionics Software 81

4.4.2.2 115VAC for Ground Handling Equipment:

Test No.

Section

Subject

Test Limits

Comment

File Ref.

1.0

Normal AC Steady State

1.1

Individual Phase Voltage

100.0 to 122.0 Volts RMS

30 mins, 441Hz and 360Hz

GHLVAC-11

1.2

Average of Three-Phase Voltages

101.5 to 120.5 Volts RMS

30 mins, 441Hz and 360Hz

GHLVAC-12

1.3

Phase Displacement

120.0 +/- 4.0°

No specified test

1.4

Phase Voltage Unbalance

Max. 6.0 Volts RMS

Apply each test 30 mins

GHLVAC-14

1.5

AC Voltage Modulation

1.5.1

Maximum Amplitude

5.0 Volts Peak-to-Valley

Follows specification Figure 1

GHLVAC-15

1.5.2

Frequency Components

Per Figure 1

Figure only, not a test. (Refer to spec)

1.6

Voltage Waveform

1.6.1

Total Harmonic Content

Max. 10% of Fundamental

30 mins each test

GHLVAC-16-1

1.6.2

Individual Harmonic Content

Max. 8% of Fundamental

Requires audio generator

1.6.3

DC Content

+/-0.10 Volts (after first cycle)

30 mins each test

GHLVAC-16-3

1.6.4

Crest Factor

1.41 +/- 0.15

No specified test

1.7

Steady State Frequency (see Designer Notes)

360 to 441 Hz

Requirement fulfilled in 1.1 and 1.2

1.8

Frequency Modulation

Applies to Ground Handling Equip only

GHLVAC-18

2.0

Normal AC Transients

2.1

Voltage Transients

50ms Dropouts

441Hz and 360Hz

GHLVAC-21-1

2.1

Voltage Transients

Voltage Surge/Sag

3 times each, 441Hz and 360Hz

GHLVAC-21-2

2.1

Voltage Transients

Per Table B.2.1.1.1

2 times each

GHLVAC-21-3

2.2

Voltage Spikes

Per Figure 10

Requires additional equipment

2.3.1

Frequency Variations - Max Ramp Rate

100Hz/s up, 200Hz/s down

N/A for GHE

2.3.2

Frequency Variations - Frequency Transients

Applies to Ground Handling Equip only

GHLVAC-23

3.0

Abnormal AC Steady State

3.1

Individual Phase Voltage

90.0 to 134.0 Volts RMS

Single Phase Unit Test

GHLVAC-31

3.2

Average of Three-Phase Voltages

91.5 to 132.5 Volts RMS

5 mins each test

GHLVAC-32-1

3.2

Average of Three-Phase Voltages

90.0 to 134.0 Volts RMS

Three Phase Unit Test

GHLVAC-32-2

3.3

Abnormal Steady State Frequency (see Designer Notes)

360 to 441 Hz

Requirement fulfilled in 1.7

4.0

Abnormal AC Transients

4.1

Voltage Transients

Per Figure 5A

Apply each transient 3x with 10s interval

GHLVAC-41

4.2

Frequency Transients

4.2.1

Maximum Ramp Rate

120Hz/s up, 400Hz/s down

N/A for GHE

4.2.2

Frequency Transients

350 to 480 Hz

3 times each, 400Hz nominal

GHLVAC-42-2

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