Description
The M63FA310A is a analog automatic voltage regulator made by Marelli in Italy. Standard on 630-800 frames. This regulator senses 2 phases and adjusts excitation when needed. Auxiliary windings is needed to power the AVR.
Technical Data
– Regulation Accuracy: +/- 1% steady state conditions
– Voltage Drift: +/- 0.5% voltage change, for 50 ° C amb. temperature change
– Respond Time: 1 cycle
– Operating Temperature: -20 ° C to +60 ° C
– Exciter Field Resistance: 3 Ω (min) ÷ 25 Ω (max)
– Supply Voltage: 170 -270 V
– Power Supply: 1000VA (max)
– Power Dissipated: 30 W (max)
– Voltage Sensing: 170 -270 / 380 – 415 / 440 – 480 V
– Output voltage (DC): 30 V
– Output Current (DC): 8 A (max, continuous)
– Output current (DC): 15 A (max one minute forcing)
| Generator frame size | Standard |
| 630÷800 | |
| AVR supply | Auxiliary winding*, |
| mains | |
| Voltage sensing | Single phase |
| Voltage remote control | Arrangement |
| Radio interference supressor | Internal |
| MGC II | 10004378 |
| Over-exitation device | Arrangement for varicomp |
| Parallel operation with the mains | Arrangement for device |
| Parallel operation with similar generators | Arrangement |
| Limiters | Under-frequency |
| Function | Auxiliary inputs |
| Power supply voltage | 170 ÷ 277 Vac @ 50/60 Hz |
| Power supply source | Auxiliary windings, mains |
| Voltage build-up | 5 Vac |
| Voltage sensing type | 1-phase |
| Voltage sensing range | 170 ÷ 480 Vac |
| Current sensing type | 1-phase |
| Current sensing range | 1:00 AM |
| Maximum continuative field current | 0 ÷ 8 Adc |
| Maximum forcing field current | 0 ÷ 15 Adc |
| Maximum field voltage | 100 Vdc |
| Field resistance | 3 Ω ÷ 20 Ω |
| Regulation accuracy from no load to full load | ±1 % |
| Steady state accuracy | ±0.1 % |
| Accuracy with ±4% engine governing | ±1 % |
| Thermal Drift | ±0.5 % |
| Response time | 1 cycle |
| Operating temperature | -30°C ÷ +60°C |
| Storage temperature | -40°C ÷ +70°C |
| Interface | Potentiometers, dip-switches |
| Function | Droop compensation |
| Protection | Under-frequency limiter |
| Internal fuse, replaceable | |
| Control | External potentiometer, 1 kΩ – 2 W |
| External DC voltage signal (-3/+3 V) | |
| L | 176 mm |
| B | 105 mm |
| K | 160mm |
| H | 70 mm |
| D | 6.5mm |
| Weight | 410g |
Drawing:
APPLICATIONS
- Mainly used on Olympian, FG Wilson & Caterpillar CAT generator sets
CORRESPONDING, ASSOCIATED & OBSOLETE PART NUMBERS
- Marelli 10004378
- Marelli MGC II
- Marelli M63FA310A
BRAND NEW – ORIGINAL GENUINE – PRODUCT TESTED
NOT A CHINESE AFTERMARKET!
Remarks:
– Delivery Schedule: 4 working days ex-warehouse upon confirmation of payment received. (Transit time not inclusive.) In the event of some unforeseen reason out of stock, please allow 2 to 3 weeks lead time.
– Receipt: Once the parcel pick up, we will notify you via email. Airway bill no. will be advise as well.
– Product Origin: Italy
– Shipping: All parts ship door to door via courier service. All taxes and duty fees at destination at buyer cost.
– Should you not able to add more quantity, which means the value exceed the libility cost. Please send us an email (info@thai-avr.com) to request for official quotation. We will respond to your enquiry asap.
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