Diesel Drive Controller Functions and Operation

- for -

F.M. Approvals- by -

James S. Nasby

Columbia Engineering

C.E. F.M. Approvals 2

Topics Covered Type of Controller

Manual Combined Automatic

Measurement Timing Remote Functions

C.E. F.M. Approvals 3

Type of Controller Manual Only Controller

Peerless "Mantrol" was U.L. Listed Most F.P. Engine Panels do this

Automatic Controller Must be both A Manual Controller -and- An Automatic Controller

C.E. F.M. Approvals 4

Timing Cranking

Six Cranks 15 Seconds Each 5 Rests 15 Seconds Each Total 165 Seconds (2-3/4 Minutes) Patern: 1-R-2-R-1-R-2-R-1-R-2-FTS (Alam) FM-1321/23 Modifies FTS Operation

• Hold Terminal #1 Active for One Hour• Then Disable Fuel and Water

Weekly Test, 30 Minutes Nominal Run

C.E. F.M. Approvals 5

Optional Timing Automatic Stop (Minimum Run) - Not per F.M. Delayed Starting: Which Demands?

Sequence Start: Static Demands• Pressure (Weekly Test)• Deluge• A.C. PF Start

Don’t Delay• Remote Momentary Switch (Push Button)

High Zone Start - Which Demands Static Demands -and- Remote Momentary (Don't Want to Start a Dry or

Cavitating Pump

C.E. F.M. Approvals 6

A.C. Line Margins Low Line Operation

Battery Charger 24 Hour Capability High Line Operation

Excess Power Dissipation

C.E. F.M. Approvals 7

D.C. Line Margins Single Battery Operation Low Battery Voltage

Starter Break-away (50%) Cranking (Undulating): 10Vdc, 9Vdc,

8Vdc? High Battery Voltage

Charger Equalizing Alternator High Rate Operation

C.E. F.M. Approvals 8

Operating Voltages Alternator High Rage: 15+ Vdc Alternator Maintaining: 14+ Vdc Charger Equalize: ~14 Vdc Charger Float: ~13.25 Vdc Ideal Alarm Voltage: ~12.5 Vdc Battery Full Charge Open Circuit: 12.5 Vdc Battery Discharged (Open Circuit): 11.75 Vdc Cranking: <10 Vdc Break-away: ~6 Vdc

C.E. F.M. Approvals 9

Questions ?