GeneratorMarelli
Rotabloc RBT System with Marelli MJB 355
Price & Location
- Location:
- Shelton Street 71-75, WC2H 9JQ London, United Kingdom
Technical details
- Overall weight:
- 2,000 kg
- Color:
- black
- Power:
- 720 kW (978.93 HP)
- Output voltage:
- 400 V
- Output frequency:
- 50 Hz
- Continuous power (apparent):
- 800 kVA
Details about the offer
- Listing ID:
- A19523381
- Update:
- 09.12.2025
Description
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Model:MJB 355 MB4 B2
Rated Power: 900 kVA, 400V / 920 kVA, 440V
Active Power: 720 kW
Voltage: 400 V / 440 V
Frequency: 50 Hz / 60 Hz
Rated Current: 1155 A, 400V / 1207 A, 440V
Speed: 1500 / 1800 rpm
Power Factor: 0.8
Insulation Class: H
Weight: 1950 kg
Protection class: IP23
Bearings: 6317 C3
Lubrication: Mobil Polyrex EM
Rotabloc RBT Alternator (Flywheel-Based UPS)
Model Type: MJB-355
UPS Power Limitation: 500 kVA
Voltage Range: 400 V ±12.5%
Current: 722 A
Frequency: 50 Hz
Speed: 1500 rpm
Weight: 1950 kg
Manufactured in Belgium
Features & Benefits
Rotary UPS – No batteries required
Compact footprint with integrated cooling
Ideal for grid stability and critical systems
Reliable European engineering (Belgium & Italy)
CE marked, ready for international use
Low maintenance – no chemical batteries
Seller
Registered since: 2025
Send inquiry
Telephone & Fax
London MarelliRotary UPS System 800 kVA Marelli
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