MSB-3000-b.b.Battery2V3000AH-Valve controlled sealed lead-acid batteries are suitable for uninterruptible power supply (UPS) systems, telecommunications systems, and industrial vehicles

b.b.Battery  MSB-3000 (2V, 3000Ah) VRLA Rechargeable Battery

**Technology:** Innovative

**Applications**
- Telecom
- UPS (Uninterruptible Power Supplies)
- Central Office
- Energy Storage Systems

**Features**
- Sealed structure, no electrolyte leakage or spill.
- High-performance alloy to secure corrosion-proof feature.
- Unique electrolyte system achieves maximum service life.
- Special paste formula promotes good charging acceptance.
- Electrolyte with gel technology.
- Absorbent Glass Mat technology for efficient gas recombination.

**Specifications**
- **Nominal Voltage:** 2V
- **Nominal Capacity:** 3000Ah @ 10-hour rate F.V. (1.80V/cell)
- **Approx. Weight:** 215.0 Kg (473.9 lbs)
- **Terminals:** B6 (Fitting M8 bolt & nut)
- **Internal Resistance:** ≤0.3mΩ (Fully Charged)
- **Max. Discharge Current:** 9000A (5 sec.)
- **Max. Charge Current:** 750A
- **Operating Temperature Range:**
  - **Charge:** 0°C ~ 40°C (32°F ~ 104°F)
  - **Discharge:** -20°C ~ 50°C (-4°F ~ 122°F)
  - **Storage:** -20°C ~ 40°C (-4°F ~ 104°F)
- **Opening Pressure:** 10 ~ 35 kPa
- **Safety Valve:** Standard: ABS (UL94 HB) MSB-3000; Optional: Flame Retardant ABS (UL94 V0) MSB-3000FR
- **Container Material:** MH19884
- **Dimensions (mm/inch)**
  - **Length:** 710 ± 2.0 (27.95 ± 0.08)
  - **Width:** 353 ± 2.0 (13.90 ± 0.08)
  - **Container Height:** 341 ± 2.0 (13.43 ± 0.08)
  - **Total Height:** 369 ± 2.0 (14.53 ± 0.08)

**Constant Power Discharge Characteristics at 25°C/77°F (Unit: W)**
| Discharge Time | 4 Hr | 5 Hr | 6 Hr | 8 Hr | 10 Hr | 12 Hr | 20 Hr |
|----------------|------|------|------|------|-------|-------|-------|
| 1.85V          | 667.5| 558.0| 483.6| 301.3| 327.1 | 405.0 | 524.3 |
| 1.80V          | 590.6| 416.9| 315.9| 160.5| 172.7 | 178.3 | 180.0 |
| 1.75V          | 560.5| 465.5| 449.1| 374.1| 333.5 | 334.5 | 336.0 |
| 1.70V          | 511.6| 346.4| 331.0| 276.4| 240.0 | 257.5 | -     |
| 1.65V          | 774.0| 652.5| 546.6| 435.0| 364.4 | 383.5 | -     |
| 1.60V          | 725.0| 628.0| 516.0| 435.0| 364.4 | 422.3 | -     |

**Constant Current Discharge Characteristics at 25°C/77°F (Unit: A)**
| Discharge Time | 1 Hr | 2 Hr | 3 Hr | 5 Hr | 6 Hr | 8 Hr | 10 Hr | 12 Hr | 20 Hr |
|----------------|------|------|------|------|------|------|-------|-------|-------|
| 1.85V          | 807.0| 859.5| 897.0| 919.5| 937.5| 942.0| -     | -     | -     |
| 1.80V          | 906.0| 987.0| 1032.0| 1057.5| 1072.5| 1087.5| -     | -     | -     |
| 1.75V          | 1051.6| 1158.0| 1213.2| 1237.5| -     | -     | -     | -     | -     |
| 1.70V          | 1230.0| 1335.0| 1392.0| -     | -     | -     | -     | -     | -     |
| 1.65V          | 2045.0| 1261.0| 753.0| 570.1| 450.0| 270.0| -     | -     | -     |
| 1.60V          | 1162.5| 873.5| -     | -     | -     | -     | -     | -     | -     |