Amtech Electronics (INDIA) Limited



Want to join Amtech Information Center ? SIGN UP Now

Knowledge Center

Product Category


		MOTION CONTROL
		AXPERT-EAZY AC Drive AXPERT-VT240S AC Drive AXPERT-Medium Voltage Drive AXPERT Opti Torque AXPERT-EAZY HF Drive

		AUTOMATION
		Amtech Jetter Process - PLC SCADA HMI (Human Machine Interface) Servo Motor & Controller Stepper Motor & Controller

		POWER QUALITY
		Passive Harmonic Filter Active Harmonic Filter Active Front End Converter Dynamic Voltage Compensator Sinus Filter

		INDUSTRIAL ELECTRONICS
		IGBT Based PWM DC Drive (Traction Drive) 410 kW Wind Power Matrix High Voltage Power Supply Battery Backup Drive Intelligent High Speed IGBT Driver

Excitation Application Form

Fields Mark as * are Mandatory

Site Details :

1. Machine Data :


GeneratorSynchronous MotorSynchronous Condenser
Kilowatts_* :	kW	Manufacturer_* :

Rated Voltage_* :	V	Type / No._* :

Rated Current_* :	A	Speed_* :	RPM

Frequency_* :	Hz p.f.	Type of Prime Mover_* :

2. Exciter Type :

Main Exciter

Pilot Excitor (Applicable for AC Brushless Exciters)

DC Exciter-Go to step 3B
AC Exciter (Brushless)-Go to step 3B
Without Exciter-Go to step 3A

Rated Output_* : kW

Permanent Magnet Generator 1 Phase Permanent Magnet Generator 3 Phase

Rated Output_* :	kW

Rated Voltage_* :	V	Rated Current_* :	A

No Load Voltage_* :	V

Frequency_*:	Hz

* With AC exciter or permanent Magnet Generator only

3. Excitation Data of Synchronous Machine :


3A. Main Field Data
No Load Excitation Voltage_* :	V

No Load Excitation Currentt_* :	A

Excitation Voltage at Full Load Rated P.F._* :	V

Excitation Current at Full Load Rated P.F._* :	A

Excitation Current at Continuous Short Circuit of_* :	% Rated Current_* A

Rotor Resistance_* :	/ W at ºC

Main Field Time Constant T do_* :	sec.


3B. Exciter Field Data
No Load field Voltage_* :	V

No Load field Current_* :	A

Field Voltage at Full Load Rated P.F._* :	V

Field Current at Full Load Rated P.F._* :	A

Excitation Current at Continuous Short Circuit of_* :	% Rated Current_* A

Field Resistance_* :	/ W at ºC

Exciter Field Time Constant_* :	sec.


** With short circuit support (Compounding) only.

4. Operating Data :


Measuring Transformers for Voltage Regulation
Voltage Transformer
Primary :	V	Secondary :	V	Burden :

Connection of Voltage Transformers
WyeOpen Delta1 Phase

Current Transformer
Specify Ratio :	/			Burden :

5. For protection of Alternator & Accessories requirement :

Automatic change over from Auto / Manual mode :

YesNo

Power factor regulator :

YesNo

Minimum / Maximum exciter limiter :

YesNo

Voltage Buildup scheme (Field flashing) :

YesNo

Exciter diode monitor unit :

YesNo

Generator Protection Scheme requirement :

YesNo

Local / Remote Operation detail :

YesNo

Redundancy required at power or control stage :

YesNo

Field flashing is "Yes", please provide following details :

1.	Schemate of existing Excitation Circuitry (this is optional, but if you have then please part with us) Note : The Schemate can be sent by e-mail or through some other media later on. You will be notified by e-mail to send the schemate once your request is received by us.
2.	Residual voltage of alternator	Volt

3.	No load exciter field requirements	Volt Amp

4.	DC bus Voltage for field flashing ( specify voltage of auxiliary source to be used for field flashing)	Volt

Remarks :