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Automatic Genset Engine Control -  Selection Guide

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Level 0

Level 1

Level 2

 

RSS3

RSS4

A120A

B120A

A120C

B120C

A121A

A121B

A121C

A121CB

A122A

A122D

A122E

12V Control System

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

yes

24V Control System

-

-

-

-

-

-

opt

opt

opt

opt

opt

opt

opt

Pre-Alarm Light Outputs

-

-

-

-

-

-

-

-

-

-

2

2

2

Alarm Light Outputs

1

1

4

-

5

-

4

4

5

5

5

5

5

On-Board Alarm Lights

-

-

-

4

-

5

-

-

-

-

-

-

-

Off-Auto (flashing), Emergency Stop, and System Normal Light Outputs

 

-

 

-

 

-

 

-

 

-

 

-

 

-

 

-

 

-

 

-

 

(1)

 

yes

 

yes

External Lamp Test Provisions

-

-

(2)

(2)

(2)

(2)

yes

yes

yes

yes

yes

yes

yes

Alarm Silence Provisions

-

-

-

-

-

-

-

-

-

-

yes

yes

yes

Alarm Relays

-

-

-

-

-

-

1

-

1

-

1

1

2

Pluggable Terminal Blocks

-

-

opt

opt

opt

opt

-

-

yes

yes

yes

yes

yes

Pilot Glow Control

-

-

-

-

-

-

-

yes

-

yes

opt

opt

opt

Serial Communication

-

-

-

-

-

-

-

-

opt

opt

(3)

(3)

(3)

Frequency Sensing:

      From 120VAC Main Generator

        From Alt. Tach. Term. or Mag. PU

        From Alt. Tach. Term. or Distributor

 

(4)

 - 

-

 

yes

- 

-

 

yes

- 

-

 

yes

- 

-

 

yes

- 

-

 

yes

- 

-

 

opt

opt

yes

 

opt

opt

yes

 

opt

opt

yes

 

opt

opt

yes

 

opt

opt

yes

 

opt

opt

yes

 

opt

opt

yes

Selectable Cranking Modes:

       Field Selectable

 

yes

 

yes

 

(5)

 

(5)

 

(5)

 

(5)

 

yes

 

yes

 

yes

 

yes

 

yes

 

yes

 

yes

Start/Stop Time Delays:

      Field Selectable

       Field Adjustable

 

yes

-

 

yes

-

 

yes

-

 

(5)

-

 

yes

-

 

(5)

-

 

yes

-

 

yes

-

 

yes

-

 

yes

-

 

yes

yes

 

yes

yes

 

yes

yes

     (1) Emergency Stop light only.                                             

     (2) Lamp test function is automatic. (Programmed function.)                                             

     (3) Interface Adapter accessory required for serial communication applications.

     (4) For Air-cooled applications only.  Sensing is from main generator voltage.

     (5) Consult Factory.

This chart includes only automatic genset control modules.

Note: The word "Level" used in classifying our controls (i.e. Level 2) refers only to the relative level of complexity of each product family and does not directly correspond to any other specifications.

Download Selection Guide (printable version)

 

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Last modified: 06/19/06