SAE J1343-2000 PDF

Scope: The objective of this report is to provide information that may be used in obtaining an average power per duty cycle for truck and bus engine accessories. The accessory components covered by this information report include: air brake compressors, alternators, air conditioning compressors, engine cooling fans and drives, and power steering pumps. The values show an estimate of the average power requirements of known duty cycles of these engine drive accessories. This report does not address loads required for engine operation. Required systems include those needed for engine performance such as fuel pumps and electronic control modules (ECM).

SAE J1343-2000 Referenced Document

SAE J1339-1995 Test Method for Measuring Power Consumption of Engine Cooling Fans@ Recommended Practice (June 1995)
SAE J1341-1996 TEST METHOD FOR MEASURING POWER CONSUMPTION OF HYDRAULIC PUMPS FOR TRUCKS AND BUSES

2000 SAE J1343-2000 Information Relating to Duty Cycles and Average Power Requirements of Truck and Bus Engine Accessories
1981 SAE J1343-1981 Information Relating to Duty Cycles and Average Power Requirements of Truck and Bus Engine Accessories@ Information Report; (July 1981)