Description
Lithium Power Plus 24 V – 420 Ah – 11.1 kWh modular battery rack. Contains 8 battery modules. Offers safe and space-saving energy storage, for use both on land and at sea. Advanced battery management with precise battery monitoring. DNV type approval is optional. Choice of horizontal and vertical casing.
This model is just an example of the extensive possibilities. Contact us for all custom options.
Technical data
| Manufacturer | WhisperPower |
| Article number | 40290205 |
| Chemistry | LiFePO4 |
| Module configuration (12 V module) | 2s4p |
| Number of modules | 8 |
| Nominal voltage | 24 V |
| Nominal energy | 11,1 kWh |
| Open circuit voltage | 26,4 V |
| Nominal capacity | 420 Ah |
| Cycle Life DOD 80% | >3500 cycles (at 1C charge / discharge, 80% DoD |
| Self discharge | <3% per month |
| Weight modules (excel. aluminum cabinet), kg (lb) | 80 (176.4) |
| Discharge parameters | |
| Discharge cut-off voltage | 21,6V |
| Recommended discharge current | 210 A (0.5C) |
| Maximum discharge current | 420 A (1.0C) |
| Discharge pulse current | 840 A (2.0C) |
| Fuse protection | 2* 400 A T-class |
| Charge parameters | |
| Charge method | CCCV |
| Maximum charge voltage | 29,8 V |
| Recommended charge voltage | 28,6 V |
| Recommended charge current | 210 A (0.5 C) |
| Continuous charge current | 420 A (1.0 C) |
| Configuration | |
| Series configuration | Yes, up to 4 max |
| Parallel configuration | Yes, up to 2 max |
| Redundant mode | Yes, using double BIM |
| Environmental | |
| Operating temperature charge | 0°C to 55 °C / 32°F to 131°F |
| Operating temperature discharge | -20°C to 55°C / -4°F to 131°F |
| Storage temperature | -20°C to 55°C / -4°F to 131°F |
| Humidity (Non-condensing) | <95% |
| Mechanical | |
| Power connections | M1- stud, max 20NM |
| Cable connections | Option: Top or Bottom |
| IP-Protection class | IP 66 cell IP20 connection |
| Cooling | Natural air convection |
| Module material | PC-ABS, UL94-V0 |
| Battery case material | Aluminium Powdercoat |
| Dimensions (l x w x h), mm | 870 x 280 x 465 (540) |
| Dimensions (l x w x h), inches | 34,3 x 11 x 18,3 (21,3'') |
| Total weight module plus cabinet | ±100-110 kg (220-243 lb.) |
| Safety | |
| Battery Management System (BMS) | External WP-BIM module |
| Balancing | Passive method |
| Communication CAN-Bus | whisperconnect/NMEA2000 |
| EMC: Emission | EN-IEC 61000-6-3:2007/A1:2011/C11:2012 |
| EMC: Immunity | EN-IEC 61000-6-1:2007 |
| Low voltage directive | EN 60335-1:2012/AC:2014 |
| Certifications | CE, FCC, UN 38.3, UL 1642 (Cells), UN ECE R10.06, EN/IEC 62620(ESTRIN) |
| Shipping classification | UN3480 |
Documents: Datasheet · Overview · Brochure · User manual
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