EnerSys Powersafe DDm DDm50-17 Batteries

The EnerSys PowerSafe® DDm 2DDm50-17 battery range offers an ideal solution for large capacity Valve Regulated Lead-Acid (VRLA) battery requirements. EnerSys PowerSafe® DDm 2DDm50-17 battery’s steel can (module) design, with its integral racking system, provides a cost effective battery system. This creates a compact, quick and simple installation process. EnerSys PowerSafe® DDm 2DDm50-17 battery, with its optimized recombination technology and extra thick plates, provides excellent performance and service life across a wide range of applications including: telecommunications, power generation/distribution sites, and UPS.

General Specifications:

Nominal Capacity (Ah):

10hr. rate 1.80Vpc @ 20°C: 400

8hr. rate 1.75Vpc @ 77°F: 400

Nominal Dimensions:

Length (mm): 176

Length (in): 6.9

Height (mm): 165

Height (in): 6.5

Can Depth (mm): 333

Can Depth (in): 13.1

Module Depth (mm): 366

Module Depth (in): 14.4

Typical Weight of Cell(s) in Can (kg): 34.0

Typical Weight of Cell(s) in Can (lbs): 74.7

Internal Resistance Micro-Ohms: 413

Short Circuit Current (Amps): 5048

Electrolyte (1.300 S.G.)

Volume (per cell) (oz): 166

Volume (per cell) (L): 4.9

Weight (per cell) (lbs): 14.1

Weight (per cell) (kg): 6.4

Pure Acid (1.835 S.G.)

Volume (per cell) (oz): 47.4

Volume (per cell) (L): 1.4

Weight (per cell) (lbs): 5.6

Weight (per cell) (kg): 2.5

Lead Weight (per cell) (lbs): 44

Lead Weight (per cell) (kg): 19.9

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