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Dynacord
DPA 4120, DPA 4140 owner manual F 503 F
Models:
DPA 4120
DPA 4140
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Specs
Install
ground fault surveillance
3.2Battery operation 24V DC
Indicators
POWER AMPLIFIER DPA 4120 / DPA
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Image 19
F 503 F 502
figure 11 printed board assembly 85268 in the DPA 4140 showing the DC fuses F502 and F503
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Image 19
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Contents
POWER AMPLIFIER DPA 4120 / DPA
Performance Features
Page
Indicators, controls and connections
Contents
3.Before the first operation
2.Installation
1.Utilization
The amplifier has to be protected from
4.INPUT
3.2Battery operation 24V DC
5.Outputs 5.1POWER OUTPUT
6.Indicators
5.6REMOTE CONTROL connector only NRS
5.5MONITOR output
6.4GROUND FAULT indicator
6.1STANDBY indicator
6.2READY indicator
6.3PROTECT indicator
8.1Standard input module NRS
8.Enhanced application field
8.2Remote module NRS
Input Transformer NRS
Input Transformer NRS Output Transformer
8.5.2 Ground fault surveillance
8.5.1 Pilot tone surveillance
Output Transformer NRS
Re-installthe top plate of the enclosure
Page
NRS 90 S S B
Checking the pilot tone surveillance function
11.Fuses 11.1 Fuses in the DPA
Checking the ground fault surveillance function
9.19-caseand 19“-rack-shelfsystem installation
10.Ground lift switch CIRCUIT ⊥ TO CHASSIS SWITCH
Page
F 503 F
figure 12 printed board assemblies 86243 DPA 4120 and DPA 4140 showing the AC fuses F601 and F602
battery operation
12.Specifications
12.1DPA 4120 power amplifier 200 W
power supply
features of the power output
12.2 DPA 4140 power amplifier 400 W
power supply
battery operation
13.5.1 pilot tone surveillance
ground fault surveillance
extension kits for the DPA 4120 and DPA
13.2NRS 90222 remote module