APC by Schneider Electric Galaxy vs UPS 100KW 480V 3 Internal 9AH Smart Modular - GVSUPS100KB5GS

APC by Schneider Electric GVSUPS100KB5GS Galaxy VS 100kW 480V Three-Phase UPS

Overview

The GVSUPS100KB5GS is APC by Schneider Electric's Galaxy VS 100kW/100kVA three-phase uninterruptible power supply engineered for mission-critical commercial and enterprise deployments running on 480V AC infrastructure. If your facility runs a large data center floor, broadcast equipment room, industrial control rack, or enterprise security operations center on three-phase 480V distribution, this is the class of UPS that belongs upstream of it. The Galaxy VS platform is designed around the reality that at 100kW scale, power protection is not a plug-in afterthought — it is a core infrastructure decision with consequences measured in downtime costs, not inconvenience. Explore the full UPS and power protection catalog for complementary infrastructure solutions.

Key Features

• 100 kW / 100 kVA Load Capacity: At 100kW, this unit handles serious electrical loads — think fully populated server racks, large network operations infrastructure, or multi-zone physical security command centers. This is not a departmental UPS; size your load budget accordingly before specifying.
• True Online Double-Conversion, 0 ms Transfer Time: The transfer time is 0 milliseconds — there is no switchover event. Load voltage never drops during a utility fault because the inverter is always carrying the load. For equipment that cannot tolerate even a half-cycle voltage sag (PLCs, precision instrumentation, mission-critical servers), this matters more than any other single spec.
• 480V AC Three-Phase Input and Output: Both input and output operate at 480V AC three-phase, matching standard US commercial distribution at this power level. No step-up or step-down transformer is needed between the building feed and the UPS or between the UPS and downstream PDUs — that simplifies installation and reduces points of failure.
• Input Voltage Range 408–552V AC: The unit tolerates an input range from 408V AC to 552V AC before switching to battery. Wide input window means it rides through utility voltage fluctuations that would force a narrower-window UPS onto battery prematurely, which extends battery life and reduces wear cycles in environments with variable utility quality.
• Pure Sine Wave Output: Output waveform is a true sine wave — not a stepped approximation. Active power factor correction loads (virtually all modern server PSUs and variable-frequency drives) require a clean sine wave to operate within spec. A modified-sine or stepped-wave UPS can cause PSU overcurrent protection trips or increased heat in VFDs at this scale.
• Input Frequency Compatibility at 70 Hz: The unit accepts input frequencies up to 70 Hz, providing headroom above the standard 60 Hz US grid. This matters in facilities with on-site generation (diesel gensets often run at slightly elevated or variable frequency) — the UPS won't fault on a genset that's running slightly fast under load transients.
• Output Frequency Locked at 60 Hz: Output is regulated to 60 Hz regardless of input frequency variation. Downstream equipment sees a stable, grid-quality frequency even when the building feed or generator is fluctuating — important for time-sensitive control systems.
• Three Internal 9Ah Smart Modular Battery Strings — Expandable: Ships with three internal 9Ah smart battery strings pre-installed, and the design is expandable. The modular battery architecture allows capacity additions or hot-swap replacements without a full maintenance window, which is the right design for 24/7 infrastructure that cannot be powered down for routine battery service.
• Web / SNMP / Modbus TCP Network Management: All three major enterprise management protocols are supported out of the box — web browser access for manual monitoring, SNMP for integration with NMS platforms (SolarWinds, PRTG, Nagios, etc.), and Modbus TCP for building management systems and SCADA. A UPS at this scale that can't talk to your BMS or NMS is a monitoring blind spot; this unit closes that gap. See network management options for compatible monitoring infrastructure.

Integration & Compatibility

The GVSUPS100KB5GS is designed for facilities wired to NEMA or IEC 480V three-phase distribution at the commercial/industrial scale. Network management via Web interface, SNMP, and Modbus TCP means it integrates with any standards-based NMS or BMS without proprietary gateways. The SNMP interface supports common MIB-II extensions used by APC's PowerNet MIB, enabling detailed UPS status, load percentage, battery health, and alarm traps in most enterprise monitoring platforms. Modbus TCP integration is particularly valuable for facilities running Schneider Electric EcoStruxure or third-party SCADA/BMS that already poll Modbus-addressed devices on the plant floor. For enterprise data center power architectures, the Galaxy VS fits within an N+1 or 2N redundancy topology when deployed in parallel configurations. If you are specifying this unit alongside a large physical security or network video recorder infrastructure requiring clean, protected power, confirm your PDU or downstream distribution panel is rated for 480V three-phase input to match the UPS output.

Frequently Asked Questions

Q: What is the load capacity of the GVSUPS100KB5GS?

A: The GVSUPS100KB5GS is rated at 100 kW / 100 kVA. This is a three-phase unit designed for large commercial and mission-critical infrastructure loads.

Q: Does the GVSUPS100KB5GS have zero transfer time to battery?

A: Yes. The transfer time is 0 milliseconds. The Galaxy VS uses true online double-conversion topology, meaning the inverter continuously powers the load — there is no switchover event during a utility fault.

Q: What input voltage does the GVSUPS100KB5GS require?

A: The unit accepts 480V AC three-phase input with a tolerance range from 408V AC to 552V AC before switching to battery. Standard US 480V commercial distribution is the target application.

Q: What network management protocols does the GVSUPS100KB5GS support?

A: The GVSUPS100KB5GS supports Web browser access, SNMP, and Modbus TCP. This covers integration with enterprise NMS platforms (via SNMP), building management systems and SCADA (via Modbus TCP), and manual monitoring via web interface.

Q: Can the battery strings in the GVSUPS100KB5GS be expanded or replaced?

A: The unit ships with three internal 9Ah smart modular battery strings and the architecture is expandable. The modular design supports capacity additions and maintenance without requiring a full system shutdown.

Q: Is the output waveform of the GVSUPS100KB5GS a pure sine wave?

A: Yes. The GVSUPS100KB5GS produces a true sine wave output at 480V AC / 60 Hz, which is required for proper operation of active PFC server power supplies, variable-frequency drives, and other modern switching loads at this scale.

James Everett

When specifying the GVSUPS100KB5GS for a 480V three-phase facility, the spec I lead with in every pre-sales conversation is the 0ms transfer time — not as a marketing point, but as a hard topology differentiator. At 100kW, you are almost certainly running equipment with active PFC power supplies or variable-frequency drives that will fault, reset, or generate nuisance alarms on even a half-cycle sag. True online double-conversion eliminates that failure mode entirely. This is the Galaxy VS's reason for existing at this scale.

Technical Highlights:

• 0 ms Transfer Time: True online double-conversion keeps the inverter on load at all times — no switchover transient, no voltage sag, no risk of downstream equipment faulting on a utility event.
• 408–552V AC Input Window: Wide input tolerance absorbs generator frequency/voltage variation without burning battery cycles — critical in facilities that test genset transfer regularly or run on backup generation frequently.
• Modbus TCP + SNMP Management: Dual-protocol network management means this unit can report simultaneously into a building automation system via Modbus TCP and into an enterprise NMS via SNMP without additional gateways or protocol converters.

Deployment Considerations:

• The output is 480V AC three-phase — confirm every downstream PDU, transfer switch, or distribution panel in the protected zone is rated and wired for 480V three-phase input before finalizing the single-line drawing. Mismatched panel ratings at 100kW are a commissioning delay you do not want on a live data center cutover.
• The unit ships with three internal 9Ah battery strings; runtime at full 100kW load on those strings alone will be limited — plan your runtime budget and external battery cabinet additions early, not after installation.

This unit is the right specification for a 480V commercial data center, enterprise security operations center, or broadcast infrastructure room where true online double-conversion and multi-protocol network management are non-negotiable requirements — not for a single-phase branch circuit application or facilities below 40kW where a smaller Galaxy VS variant would be over-specified.