Welcome to Mars Electronics - A Group of Electronic Specialists

An ISO 9002 Certified Company

AUTOMATIC VOILTAGE STABILIZER

General Specifications :
Input Voltage : 140V to 290 V AC Output Voltage : 220 Volt AC +/- 9%

Capacity	Standard	Deluxe
0.5KVA	ST 430	ST 430 D
2.0KVA	ST 432	ST 432 D
4.0KVA	ST 434	ST 434 D
8.0KVA	ST 438	ST 438 D
15.0KVA	ST 445	ST 445 D

Capacity	Standard	Deluxe
1.0KVA	ST 431	ST 431 D
3.0KVA	ST 433	ST 433 D
5.0KVA	ST 435	ST 435 D
10.0KVA	ST 440	ST 440 D

Note : Deluxe Models are provided with high voltage cut at 290V AC and MCB switch of suitable rating for overload protection. Low voltage cut and time delay circuit can also be provided with deluxe models on request.

POWER INVERTERS / BATTERY INVERTERS

Mars made battery inverters are with latest PWM and Mosfet technology and are available in 500 Watts ad 1000 Watts models.
The instrument comprises of the following bultin parts :

Stable Output Frequency

Vast Charging Range

Overload And Shortcircuit Protection

Under And Over Changeover

Battery Over Charge And Deep Discharge Protection

Visual Indications And Audible Buzzer Warning

General Specifications :

Capacity	500 watts	1000 watts
Input voltage	9.5 to 12 V DC	19.0 to 24 V DC
Output voltage	220 VAC at full load	220 VAC at full load
Overall efficiency	>90%	>90%
Power factor	0.85 approximately	0.85 approximately
Main voltage	130 to 270 VAC	130 to 270 VAC
Over charge cut off	13.5 V	27.0 VDC
Deep discharge cut off	9.8 V	19.6 VDC
Over voltage change over	270 VAC	270 VAC
Under voltage change over	130 VAC	130 VAC

UNINTERRUPTED POWER SUPPLY (U.P.S.)

MARS UPS is with 3 step AVR ideally suited for 160V-270V AC input Voltage range & is with switching on facility even in the absence of main voltage. However, special features of UPS are as given :

Change over time : < 3 ms

Wave Shape : Step Sine Wave

Back up time : 15-20 Minutes

Automatic Changeover : Above 270 V AC
Below 180 V AC