We manufacture precisely engineered single phase voltage stabilizer which essentially has a solid state circuit to control the servo motor. The motor is mechanically attached to the arm of a continuously variable auto transformer which feeds to the primary of a series control buckboost transformer. The single phase voltage stabilizer output voltage is compared with the reference voltage and the resultant error signal controls the servo motor providing true proportional control systems rather than on / off circuits.

Technical Specifications of Single Phase Voltage Stabilizer:

CHARACTERISTICS	SINGLE PHASE
Input Voltage	170-270V Output is 230V± 1.0% Regulation (Adjustable Between 210-240 V)
Frequency	47 - 53 Hz
Wave from Distortion	None
Speed of Correction	20 V / Sec.
Regulation	± 1.0% from No Load to full load.
Ambient Temperature	0° to 55° C

Salient Features :

• Fully Solid State Control Circuit
• 1.0 % Regulations » No wave form Distortion
• High Efficiency » Auto - Manual Operation Facility
• Over - Under Voltage Protection Optional Features:
• Extended Input Range- 140-280/ 110-280/ 90-280 V is also available.
• Special Input/Output ranges

We manufacture precisely engineered three phase voltage stabilizer which essentially has a solid state circuit to control the servo motor. The motor is mechanically attached to the arm of a continuously variable auto transformer which feeds to the primary of a series control buckboost transformer. The three phase voltage stabilizer output voltage is compared with the reference voltage and the resultant error signal controls the Servo Motor providing true proportional control systems rather than on/ off circuits.

Technical Specifications of Three Phase Voltage Stabilizer:

CHARACTERISTICS	THREE PHASE
Input Voltage	300-460V, Output400V ? 1.0%
Frequency	47 - 53 Hz
Wave from Distortion	None
Speed of Correction	20 V / Sec.
Regulation	? 1.0% from No Load to full load.
Ambient Temperature	0? to 55? C

Salient Features:

• Fully Solid State Control Circuit
• 1.0 % Regulations
• No wave form Distortion
• High Efficiency
• Auto - Manual Operation Facility
• Over - Under Voltage Protection

Optional Features:

• Extended Input Range- 140-280/ 110-280/ 90-280 V is also available.
• Special Input/Output ranges.

We manufacture precisely engineered three phase servo voltage stablizer which essentially has a solid state circuit to control the servo motor. The motor is mechanically attached to the arm of a continuously variable auto transformer which feeds to the primary of a series control buckboost transformer. The stablizer output voltage is compared with the reference voltage and the resultant error signal controls the Servo Motor providing true proportional control systems rather than on/ off circuits.

Rating: 1KVA to 1000 KVA

Technical Specifications of Three Phase Servo Stabilizer:

CHARACTERISTICS	THREE PHASE
Input Voltage	300-460V, Output400V ? 1.0%
Frequency	47 - 53 Hz
Wave from Distortion	None
Speed of Correction	20 V / Sec.
Regulation	? 1.0% from No Load to full load.
Ambient Temperature	0? to 55? C

Salient Features:

• Fully Solid State Control Circuit
• 1.0 % Regulations
• No wave form Distortion
• High Efficiency
• Auto - Manual Operation Facility
• Over - Under Voltage Protection

Optional Features:

• Extended Input Range- 140-280/ 110-280/ 90-280 V is also available.
• Special Input/Output ranges.

We offer high quality servo controlled voltage stablizer as per the specifications of our clients, with following features and specification :

Technical Specifications of Stabilizer:

CHARACTERISTICS	SINGLE PHASE
Input Voltage	170-270V Output is 230V± 1.0% Regulation (Adjustable Between 210-240 V)
Frequency	47 - 53 Hz
Wave from Distortion	None
Speed of Correction	20 V / Sec.
Regulation	± 1.0% from No Load to full load.
Ambient Temperature	0° to 55° C

Salient Features:

• Fully Solid State Control Circuit
• 1.0 % Regulations » No wave form Distortion
• High Efficiency » Auto - Manual Operation Facility
• Over - Under Voltage Protection Optional Features:
• Extended Input Range- 140-280/ 110-280/ 90-280 V is also available.
• Special Input/Output ranges

We manufacture high performance digital power inverter (DC to AC converter) which are 3-function DC-to-AC inverters having auto AC-to-battery transfer. They possess integrated charging system which serves as an extended run stand-alone power source. Our digital power inverters (DC to AC converter) can also be used as household or industrial inverter. Our Inverters are designed by micro-controller. These micro controllers control the charging and generate PWM at inverter mode.

Rating:- 500 VA?TO 5000 VA

Sailent Features

• Acts as an long lasting standalone power source for domestic and industrial appliances
• There is an attached high and low voltage cut-off for the safety of appliances through the inverter and automatic inverter support for blackouts and brownouts.
• Run time of battery depends upon the size of the connected battery.
• Can convert 12 volt DC to 220 volt AC.
• Automatically Controlled PWM based pulse charging.
• LED indications for Mains On, Inverter On, Overload, Low Battery, Battery Charging, Fuse Blown and Short-Circuit.
• Automatic boost & trickle Charging.
• Protection from battery deep discharge.
• Prompt change over time.
• Wide Input Range

TECHNICAL SPECIFICATIONS

Input Voltage	150V to 280V
Input Frequency	45 Hz to 55 Hz
Output Voltage	230V ? 5%
Output Frequency	50Hz ? 5%
Waveform	Single Pulse PWM
Load power factor	0.8
Battery type	Lead acid
Battery charging times	5-10 hrs.
Protection against	Over load, Short circuit, battery low

We offer online UPS systems. Our online UPS systems are IGBT based single three phase. The features and technical specification are given under :

Models available from 1 KVA to 30 KVA

Salient Features:

• Compute grade power
• Float cum boost charger
• IGBT Based Hi-Frequency PWM design
• Inverter efficiency 92%
• Distortion less than 3%
• Crystal controlled output frequency 50 ? 0.01% ? Low Noise <50db up to 10 KVA

Technical Specifications

AC INPUT VOLTAGE	230V-35% 20% single Phase or 415 ? 40% Three Phase (or any voltage as per requirement)
Frequency	50Hz ? 10% (can also work on generators)
UPS capacity	DC Operating Voltage
50 KVA & above	360V/432V
10 KVA to 50 KVA	240V/360V
5 KVA to 7.5 KVA	120V/240V/360V
Below 5 KVA	48V/120V/144V/180V/240V
Output Voltage	230V AC single Phase or 415V AC three Phase
Adjustable Range	? 20V AC
Voltage Stability	? 1% for DC input variation & Output load variations
Frequency	50Hz ? 0.05Hz or 60Hz ? 0.06
Wave form	Sine Wave
Harmonic Distortion	Less than 3%
Efficiency	93% for 360V DC & above;90% for 240V/120V;85% for 48V DC
Power Factor	0.8 lagging to unity
Overload	110% for 10 minutes 200% for 5 cycles
Transient recovery	within 2 cycles
Phase displacement	120 ? 1 for 3 Phase output
Audible Noise	55db at 1 mtr up to 10 KVA 60db at 1 mtr above 10 KVA

We offer a most advanced technology high frequency online UPS, brings new level of efficiency and reliability in single-phase design. It is an innovative, microprocessor based, hi-frequency, active PF corrected, true online double conversion UPS with total control on harmonics at both input and output. Hi-Frequency technology specially developed for high crest factor loads, responds swiftly for changes in load ensuring superior quality power to the loads.

Technical Specifications :

	Model	1 KVA	2 KVA	3 KVA
INPUT	Voltage	120 V at 30%, 140 V at 50% & 160 ? 295 V at 100%
	Frequency	50 Hz (60 Hz) - 2 %
OUTPUT	Voltage	220 V AC (230 V AC) - 3%
	Current	4.55 A	9.1 A	13.6 A
	Frequency	50 Hz - 5 %
	Wave form	Sine Wave
	THD	Linear Load < 3%Non Linear Load < 6%
Protection	General	Electronic protection for Output Overload, Short Circuit,Over Temperature, Battery Low & Over Charge.
	Surge	IEEE527
	EMI/EMC	EN50091-1
	Noise	FCC.A
	Alarm	Audible Mains Failure, Load on Battery, Inverter Fault
Overload Protection		> 130 % - 200 MS > 150 % - 10 MS
Transfer Time		0 MS
Battery		SMF Battery (Sealed Maintenance Battery)
External Battery Voltage		36 V DC	96 V DC	96 V DC
Ambient Temperature		0 ? 40 Degree C
Humidity		30 ~ 95 % Non Condensing
Communication		9 Pin D type connector (RS 232)
Noise		0 ~ 55 DB (1 m)
Size (WXDXH) mm		145x405x220	195x455x350

We offer high quality automatic voltage stablizer as per the specifications of our clients, with following features  and specification :

Technical Specifications of Stabilizer:

CHARACTERISTICS	SINGLE PHASE
Input Voltage	170-270V Output is 230V± 1.0% Regulation (Adjustable Between 210-240 V)
Frequency	47 - 53 Hz
Wave from Distortion	None
Speed of Correction	20 V / Sec.
Regulation	± 1.0% from No Load to full load.
Ambient Temperature	0° to 55° C

Salient Features:

• Fully Solid State Control Circuit
• 1.0 % Regulations » No wave form Distortion
• High Efficiency » Auto - Manual Operation Facility
• Over - Under Voltage Protection Optional Features:
• Extended Input Range- 140-280/ 110-280/ 90-280 V is also available.
• Special Input/Output ranges

We manufacture high back up Offline UPS systems  which plays a dual role of charging the batteries when mains supply is present and also regulates the output voltage and can work as a normal inverter in the absence of mains supply. Offline UPS systems provides upgraded power protection by offering additional line conditioning. It offers optimum protection for loads and batteries. It continually suppresses, filters, stabilizes, regulates and electronically regenerates all the power disturbances. It can also protect the corruption of valuable data, interruption in web access, component failure, errors and shutdown of computers, drive & system crashes or any other damage due to power problems.

Salient Features :

• Microprocessor based design
• Change over with phase synchronization
• Protection for overload & short circuit
• The line surge protection for modems
• Cold Start at battery mode

Typical Applications :

• Personal Computers, Modem, Fax Machines, Controllers, Security, Telecommunication
• UV/OV Cut-Off protection
• Protection of Battery against low voltage
• Buzzer on low Battery
• Compact Sleek Design
• Float cum Boost Charger
• Rating:- 500VA to 2000VA

We offer world class constant voltage transformers in which the AC mains powers the input winding, which in turn is widely separated physically from the isolated output winding. Very moderate flux linkage levels are maintained in input winding running. The output winding has an intrinsic energy storage characteristic. This energy storage operates in conjunction with mains capacitor to produce self-generated AC flux field with is indirectly excited from the input winding.

Rating: 75VA to 10.0KVA

Salient Features :

• No use of any semiconductor or moving part offering very high reliability
• No use of feed back control
• Limiting of Intense current and protection short circuit
• Energy storage for line lose up to main 3ms at typical load
• Short term over load capacity
• Higher input voltage control range for load less than rated low

TECHNICAL SPECIFICATIONS

Input Voltage	180 v- 260v
Line Frequency	50 Hz
Output Voltage	220-230? 1%
Output Step Load Response	2 cycles (30 to 40 milliseconds)
Efficiency	90% (approx) under full load conditions
Output Wave Form	Sinewave
Wave from Distortion	5% (approx) under full load conditions
Load power Factor	0.75% lag to 0.9% lead
Ambient Temperature	-10?C to 50?C
Transformer Type	Ferro-Resonant
Effect of Frequency	1.6 (approx) change in output voltage for every 1% change in line frequency

Ultra isolation transformers are one that contains two windings: Primary and secondary winding, that are separated from each other but wound on the same Iron core. The secondary that governs the output is, in this manner, separated from the input. Input and output are totally independent of each other except for the magnetic linkage between the two.

Salient Features :

• Isolates the equipment from noisy powerline
• Reduces powerline noise, surges, spikes & transients
• High insulation resistance
• Provides the complete electromagnetic & electro static shielding

Technical Specifications of Ultra Isolation Transformer

Ratio	1 : 1
Load regulation	within 4 %
DC isolation	Over 1000 mega ohms between any winding or Windings to ground.
Inter-winding Capacitance	0.005 PF Maximum
Common Mode Noise Rejection	over 120 Db
Break down strength	2.5 KV
Acceptable Line Frequency	47 - 63 Hz
Efficiency	greater than 95 %

We present high strength variable auto transformer which is highly useful and effective device for step less, break less and have continuous control of A.C voltage. Hence it controls various other parameters which are dependent on A.C voltage. Our variable auto transformers suitable for controlling device for numerous applications in laboratories and in industrial and commercial fields.

Rating:- 4AMP to 200AMP

Salient Features:

• Simple & rugged in construction
• Good Regulation- Voltage drop on load is low
• Output voltage variation on no-load and even on load is effortless, smooth, continuous, break less and linearly proportional to angular rotation
• High Efficiency- No load losses and load losses are low
• Negligible waveform and power factor distortion due to simple transformer action
• Excellent short time overload capacity
• Easy for remote operation with the help of motor drive
• Wide range of models

Rating:- 4AMP to 200AMP

Technical Specifications ::

• Rated for 240V A.C. 50/60Hz. single phase supply and three phase model for 415V A.C. 50/60Hz three phase 4 wire supply.
• The output voltage can be varied smoothly over two ranges
• Zero to full supply voltage
• Zero to approx. 12% higher than the supply voltage
• Suitable for indoor use in a maximum ambient temperature of 45 degree C