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All About the Stamford S5L1D-H41 Alternator

What is the Stamford S5L1D-H41 Alternator?

The Stamford S5L1D-H41 alternator is the largest alternator in the S5 range. All alternators in this range have been optimised for power density. One of the ways this has been done is through the new enhanced thermal management system which regulates the temperature of the alternator. This leads to an improved thermal capabilities as well as power density.

Where is the Stamford S5L1D-H41 Alternator currently manufactured?

The Stamford S5L1D-H41 alternator is currently manufactured in Wuxi (China) and Craiova (Romania). 

More information on where Stamford manufacture their alternators can be found here.

What is the power rating of the Stamford S5L1D-H41 Alternator?

Running this alternator at 50 Hz will produce a prime power output of 750 kVA and a standby power output of 825 kVA. The power factor for this alternator is 0.8.

Where can I find further information on the Stamford S5L1D-H41 Alternator?

As standard, this alternator comes with a self exciting excitation system. There is also the option of purchasing this alternator with a PMG excitation system.

The alternator has 4 poles and has a material insulation class H.

The IP rating for this alternator is IP 23.

How is the quality of the Stamford S5L1D-H41 Alternator assured?

The Stamford S5L1D-H41 is manufactured to the quality assurance standard BS EN ISO 9001. This means that the production procedures for this alternator are closely monitored and maintained to a high standard.