Output power : KW (for generators),
KW or HP (for engines)
Voltage : V volts.
Speed: NU/min.
Assessment: Permanently or for a short period of time.
Temperature rise: 0 0 C at an ambient temperature of 40 0 C
Cooling: Natural or forced cooling.
Type: Generator or motor, separately excited or
self-excited – shunt, series or compound.
- Functional principle and structure of a direct current generator
If together, then
Connection type – long or short tap,
Type of composition – cumulative or differential,
Degree of composition – above, below or equal.
With or without intermediate poles, with or without compensation
Windings, with or without compensation rings for overlap
winding.
Voltage regulation: Area and method (for generators).
Speed control: Range and type of control (for engines)
Efficiency: It should be as high as possible (since the
As efficiency increases, the cost of the machine also increases.
Case type: Based on application area –
fully enclosed, with screen protector, drip-proof, flame-proof,
etc.,
And finally Machine Size etc.,