Engine Selection / Derate / Speed Interpolator - USA

Use the handy calculator below to select your engine. It takes just minutes to complete. Note: If you experience any sort of problems please contact Donna Penter immediately. Donna can be reached at 513-719-2320 or email her at dpenter@clarkefire.com

Engine Selection / De-rate Calculator / Speed Interpolator

1) ENGINE
FAMILY

Engine Type Heat Exchanger Cooled
Radiator Cooled
PLD

Location Export
US-EPA (NSPS)

2) PUMP MAX POWER
2) PUMP MAX POWER	Power Units: BHP KW	Max Power:
3) ENGINE/PUMP RPM
3) ENGINE/PUMP RPM	RPM: Ctrl-Click to select multiple RPM's:	Interpolated RPM: No Yes Interpolated RPM:
4) ENGINE DERATES	Altitude (ft):	Derate 3% per every 1000 ft. above 300 ft.
	Ambient Temperature (°F):	Derate 1% for every 10 °F above 77°
	Right Angle Gear Loss (%):
5) APPLICATION DATA	Customer:
	Job Name:
	Job Number:
	Input By:

Engine Selection / De-rate Calculator / Speed Interpolator

Label

DATE:

Label

PUMP
REQUIREMENTS:

Pump Max Power: Label
RPM(s): Label

DERATE
PARAMETERS:

Altitude: Label
Ambient Temperature: Label
Right Angle Gear Loss: Label
Derate Percent: Label

APPLICATION
INFO:

Customer: Label
Job Name: Label
Job Number: Label
Run By: Label

RESULTS:

Model

RPM

Rated HP (KW)

Derate HP (KW)

Emissions Tier

Interpolation Data

Label

Model

RPM

Rated HP (KW)

Derate HP (KW)

Emissions Tier

Interpolation Data

NOTE:
Derated HP takes into account all the input derates for altitude, temperature and Right Angle Gearbox. When no derates are input, this column will be blank and engine selection(s) will be based upon Rated HP. When the Derated HP column is filled in, then the engine selection(s) are based upon this value.

DEFINITIONS:
·UL/FM - Engine that is Underwriters Laboratories Listed and Factory Mutual Approved
·LPCB - Engine that is Loss Prevention Council Board Approved
·NL - Non-Listed Engine has no private agency certification, like UL, or insurance company certification, like FM. It applies to any engine that is not UL Listed or FM Approved, and is built to meet individual European country specifications.

North American Offices: 3133 East Kemper Road ° Cincinnati, Ohio ° 45241 ° USA ° Tel: +1 (513) 475-3473 ° Fax: +1 (513) 771-0726
European Office: Grange Works ° Lomond Road ° Coatbridge, Scotland ° ML5 2NN ° Tel: +44 (0)1236 429 946 ° Fax: +44 (0)1236 427 274