EnerSys PowerSafe OPzV 2V Gel Battery 215-3170Ah

Overview of the EnerSys PowerSafe OPzV Gel Battery Range

EnerSys PowerSafe OPzV cells are 2 V valve-regulated lead-acid batteries that pair tubular positive plates with an immobilised gel electrolyte, a construction that has been the industry reference for stationary standby power for decades. The EnerSys range summary lists capacities from 215 Ah to 3170 Ah at the 10 hour rate, with values that exceed the figures required by DIN standards, and a 20 year design life at 20 degrees Celsius. The cells follow the classic DIN single-cell format, which means they can be arranged in long series strings for 24 V, 48 V, 110 V, 220 V or higher DC systems.

Seven Star LLC supplies the EnerSys PowerSafe OPzV on request from Muscat, targeting utilities, industrial plants and telecom operators in Oman and the GCC. Gel OPzV cells are a common choice for substation DC supplies, protection and switchgear tripping batteries, signalling systems and power station auxiliaries, where long service life and low maintenance justify the choice over a cheaper short-life battery.

Gel and Tubular Technology in the EnerSys PowerSafe OPzV

Inside every EnerSys PowerSafe OPzV cell the positive electrode is a tubular plate made with a lead-tin-calcium alloy, while the negative electrode is a flat plate with a lead-calcium alloy grid. A low-resistance microporous separator keeps the plates apart, and the sulphuric acid is immobilised as a gel. Because the electrolyte cannot stratify or spill, cells can be installed vertically or horizontally, and the very low water loss means no topping up is needed during normal service.

The tubular positive plate gives the battery its tolerance of deep discharge. The summary states that the range is proof against deep discharge in line with DIN 43539 part 5 and shows excellent recovery after deep discharge, together with a high cycle life in addition to float life. That combination suits sites where the battery occasionally carries the full load for hours, for example during a prolonged outage at a remote pumping station.

Construction and Installation of the EnerSys PowerSafe OPzV

Containers and lids are made of ABS with high resistance to shock and vibration, and a UL94 V-0 flame retardant ABS version is available as an option. Terminals are M10 with a brass insert and use a pillar seal designed to prevent electrolyte leakage. A one-way pressure relief valve with an integral flame arrestor adds operational safety, and fully insulated solid copper inter-cell connectors allow voltage measurements along the string, with flexible connectors also available.

The recommended float charge voltage is 2.25 volts per cell at 20 degrees Celsius and the permissible operating temperature range is minus 10 to plus 45 degrees Celsius. Storage life is 12 months at 20 degrees Celsius or 6 months at 30 degrees Celsius, so stock should be commissioned promptly in hot warehouses. Optional racking simplifies installation and saves space, and horizontal installation can reduce floor space use.

Commissioning and Service Planning for the EnerSys PowerSafe OPzV

Good results from the EnerSys PowerSafe OPzV depend on correct charger settings and installation practice as much as on the cells. The charger float voltage should follow the EnerSys recommendation for the ambient temperature of the battery room, and a string should be built from cells of the same type and production period. Batteries must be installed in accordance with IEC 62485-2 and national regulations, with adequate ventilation, even though valve-regulated cells emit far less gas than flooded designs.

During service, engineers normally record string voltage, individual cell voltages through the insulated connectors, room temperature and charger output, and compare them with the commissioning values. A planned capacity test at intervals chosen by the asset owner shows the remaining margin against the autonomy required by the protection and control system. Seven Star LLC can help prepare an ordering specification that lists the cell type, the number of cells, the connector kit and the racking, so that the delivery arrives complete and ready for installation.

Key Features of the EnerSys PowerSafe OPzV

• Proven tubular gel VRLA technology with an extensive capacity range of 215 Ah to 3170 Ah.
• C10 capacities that exceed DIN standard values.
• 20 year design life at 20 degrees Celsius with very low maintenance and no water addition.
• Excellent deep discharge recovery and good cyclability.
• Classic industry-standard DIN design with 2 V single cells.
• Fully insulated connectors, immobilised electrolyte and a one-way valve with flame arrestor for operational safety.
• Flexible vertical or horizontal installation.
• Tested to IEC 60896-21 and compliant with defined requirements of IEC 60896-22, conforming to DIN 40742.

Applications for the EnerSys PowerSafe OPzV in Oman and the GCC

The EnerSys PowerSafe OPzV range is well matched to the Sultanate of Oman’s transmission and distribution network, where 110 V and 220 V DC systems energise circuit breaker trip coils, protection relays and SCADA equipment in grid stations. It is equally applicable to power generating stations, railway and airport signalling, seaport systems at Sohar and Duqm, emergency lighting, measurement and automation systems, and telecom exchanges, all of which are named in the manufacturer summary as typical applications.

Seven Star LLC can help size a string from the load profile, the required autonomy and the end-of-discharge voltage of the charger and DC bus. We also supply the EnerSys PowerSafe DU battery for flooded cell designs, the Vertiv Liebert EXL UPS for large critical loads, and the APC SY128K160H Symmetra PX UPS, so that battery and UPS can be quoted together.

Technical Specifications of the EnerSys PowerSafe OPzV

Values below come from the EnerSys EMEA range summary and apply to a fully charged cell at 20 degrees Celsius. Height is overall height including connectors and shrouds.

Request a Quote for the EnerSys PowerSafe OPzV

To request the EnerSys PowerSafe OPzV, provide the DC system voltage, the required capacity and discharge duration, the ambient temperature and whether racking is needed. Seven Star LLC will propose the cell type and string layout, confirm lead times and prepare a formal quotation for delivery to Oman and the GCC. The EnerSys range summary is attached to this page, and our engineers are available to review the datasheet details with your project team.