L-828 CCRs LC-Type (4, 7.5, and 10 kW/6.6 A/60 Hz)

Operation

2. Local Control Procedures

(contd.)

3. Remote Control

4. Shutdown Procedure

Table 4-2 Rotary Switch S1 Position for 5-Step CCRs

If you set switch S1

The result is...

to the following...

 

 

REM

Operation of CCR by remote control signals.

OFF

CCR off. Cannot turn on by remote control.

1

2.8

A current output.

2

3.4

A current output.

3

4.1

A current output.

4

5.2

A current output

5

6.6 A current output

For regulator operation by +48 Vdc or 120 Vac remote control signals, rotary switch S1 must be set to REM. Remote control is disengaged when switch S1 is set to any position other than REM.

See Figure 2-4. Refer to Table 4-3 for setting up remote control.

Table 4-3 Setting Up Remote Control

If...

Then...

The rotary switch S1 is set to

The output current of the

position REM and remote control

regulator will correspond to the

wiring is connected to remote

brightness setting energized by

control terminal block TB2 on the

remote 120 Vac or +48 Vdc

regulator

control signals.

Switch S1 is set to OFF

Remote control signals will not

 

operate the regulator, that is,

 

turn the regulator on to a

 

particular brightness setting or

 

turn the regulator off.

Switch S1 is set to REM

Remote control of the regulator

 

is possible.

No remote control connections

The position REM becomes an

exist on terminal block TB2, that

additional OFF position, that is,

is, switch S1 is set to REM

the regulator is de-energized.

More than one remote intensity

The highest intensity will be

is accidentally selected

selected.

To shut down the CCR, perform the following procedure:

1.See Figure 2-4. Set rotary switch S1 (6) to position OFF.

NOTE: Power to the output terminals (10) is now off, and the regulator cannot be energized by remote control signals. Power is still present on the input power terminal TB3 (12).

2.Disengage disconnect switch or external circuit breaker to remove input power.

2002 Siemens Airfield Solutions, Incorporated

96A0104B

Page 4-2

All rights reserved

Issued 6/02

 

Page 37
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Siemens L-828 manual Local Control Procedures, Remote Control Shutdown Procedure, Then

L-828 specifications

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