C Series – High Voltage Generators

Enerzip® C Series – High-Horsepower & High Voltage Generators

The Enerzip® C Series High-Horsepower line is engineered for applications where failure is not an option. Covering the massive power range from 900kVA to 3360kVA, these units utilize the absolute pinnacle of Cummins® engine technology (including the legendary KTA38/50 and the advanced Quantum QSK60/78 series). Designed for hyperscale data centers, mega-mining operations, and centralized power plants, the C Series is the industry benchmark for High Voltage Generators, delivering massive block-load capability and transmission efficiency.

Optimized for High Voltage: Above 1000kVA, low voltage cabling becomes impractical. The C Series is perfectly engineered to operate as High Voltage Generators (3.3kV, 6.3kV, 10.5kV, 11kV, 13.8kV), significantly reducing installation costs and transmission losses over long distances.
Legendary Platforms: Features the mechanical robustness of the K-Series (KTA38/50) for harsh environments and the advanced electronics of the Quantum Series (QSK50/60/78) for precise fuel efficiency and emission control.
Mission-Critical Reliability: Engineered to accept 100% block load in a single step, ensuring immediate power restoration for hospitals and Tier IV data centers during grid failures.
Global Support: Backed by the world’s largest engine service network, ensuring parts availability for these massive machines anywhere on Earth.

Description

Powered by Cummins Global Engine Platform | The Master of Transmission Efficiency (6.3kV – 13.8kV)

In the realm of large-scale infrastructure and heavy industry, power isn’t just about generation—it’s about transmission efficiency. The Enerzip® C Series line of High Voltage Generators represents the pinnacle of power engineering. By generating electricity directly at 3.3kV, 6.3kV, 10.5kV, or 13.8kV, these units eliminate the need for heavy step-up transformers and massive low-voltage cabling. Enerzip® adopts a “System-First” philosophy, integrating the legendary Cummins engine platform with premium alternators and professional switchgear. The result is a fleet of High Voltage Generators that minimizes transmission losses, drastically reduces installation costs (CAPEX), and delivers megawatt-class power over long distances. For platform comparison and selection guidance across Enerzip’s full High Voltage Generators portfolio, you may also explore the High Voltage Generators Sets Series.

1. The Power Core: Cummins High-Horsepower Technology

The heart of every unit is a high-displacement Cummins engine (K Series, QSK Series), engineered for heavy industrial loads.For reference on the upper-end Cummins platform used in this power class, buyers may also review the Cummins QSK78 G-Drive engine.

Block-Load Capability: Applications requiring High Voltage Generators (like mining and data centers) often involve massive load steps. Cummins engines are calibrated to handle 100% one-step load acceptance, ensuring frequency stability even when starting large industrial motors.
Fuel Efficiency at Scale: For megawatt-class power plants, fuel is the biggest OpEx. The C Series utilizes advanced electronic fuel systems (MCRS) to deliver industry-leading fuel economy, essential for 24/7 baseload operations.
Global Reliability: Backed by the Cummins global network, ensuring that even in remote mining sites, parts and service are never out of reach.

2. HV Alternator: The Art of Insulation

Generating high voltage requires superior insulation technology. We partner with LEROY SOMER, STAMFORD, and ENGGA to supply specific alternators for our High Voltage Generators.

Form-Wound Coils: Unlike the random-wound coils in low-voltage units, our HV alternators utilize Form-Wound Coils. These are rigid, pre-shaped, and heavily insulated to withstand high thermal and mechanical stress.
VPI Technology: Every stator undergoes Vacuum Pressure Impregnation (VPI). This process forces resin deep into the windings, creating a void-free insulation barrier that is impervious to moisture, dust, and chemical contaminants.
Bearing Insulation: To prevent shaft currents from damaging the bearings, we install insulated non-drive end bearings as standard.

3. Integrated HV Switchgear: Professional Output Protection

Safety is non-negotiable at 10,000 Volts. Enerzip® integrates a dedicated High Voltage Switchgear Cubicle directly onto the generator chassis or in a separate containerized room.

Vacuum Circuit Breaker (VCB): We replace standard breakers with high-speed Vacuum Circuit Breakers from ABB, Siemens, or Schneider. These offer rapid arc-quenching capabilities and high interruption ratings.
Comprehensive Sensing: Integrated PTs (Potential Transformers) and CTs (Current Transformers) provide precise voltage and current data to the controller, ensuring accurate metering and protection.
DC Control Power: A dedicated 24V/110V DC system ensures that protection relays and breakers can operate even if the AC supply fails.

4. Safety & Grounding: Neutral Grounding Resistor (NGR)

Safety systems are critical for High Voltage Generators.

NGR Integration: We offer optional Neutral Grounding Resistor (NGR) cabinets. In the event of a ground fault, the NGR limits the current to a safe level, preventing catastrophic damage to the alternator while allowing the protection system to isolate the fault safely.
Safety Interlocks: All HV access doors are fitted with mechanical and electrical interlocks to prevent opening while the system is energized.

5. Control Systems: The Grid-Level “Smart Brain”

Managing high voltage requires advanced logic. We utilize high-end controllers from ComAp (InteliGen) and DEIF.

Grid Synchronization: Standard features include automatic synchronization and load sharing, allowing multiple High Voltage Generators to parallel with each other or the utility grid seamlessly.
Advanced Protection: The controller offers ANSI-coded protection functions (Overcurrent 50/51, Earth Fault 51G, Reverse Power 32, etc.) to meet strict utility grid codes.

6. Cooling Systems: 50°C Tropical Grade

For heavy industries, cooling is critical.

Radiator Excellence: We utilize remote or engine-mounted radiators from Sinrui or Aksa, standardized for 50°C ambient capability.
High-Efficiency Cores: Featuring copper/brass or aluminum cores with anti-corrosive coatings, ensuring heat dissipation remains efficient even in dusty mining environments.

7. Frame & Packaging: Built for Stability

Heavy-Duty Chassis: Manufactured on our proprietary line, the chassis is reinforced to support the extra weight of the HV alternator and switchgear cabinet.
Anti-Vibration: High-performance isolation mounts decouple the engine/alternator vibration from the base frame and switchgear, protecting sensitive HV ceramic insulators from mechanical stress.

8. Containerized Solutions: The Mobile Power Station

For High Voltage Generators (typically 1000kVA+), we recommend our Enerzip® ISO Containerized solutions.

Walk-in Switch Room: Our 40ft containers feature a separate, air-conditioned room for the HV Switchgear and Control Panel, ensuring operators can monitor the system in a safe, noise-reduced environment.
Cable Entry: Specialized high-voltage cable entry boxes (Cable Marshalling Box) are designed for easy termination of heavy armored HV cables and stress cones.

Technical Specification Matrix (HV Series)

Category	Partnered Suppliers & Standards
Product Type	High Voltage Generators (HV)
Voltage Output	3.3kV / 6.3kV / 6.6kV / 10.5kV / 11kV / 13.8kV
Engine Platform	Cummins (KTA38 / KTA50 / QSK60 / QSK78)
Alternator Tech	Form-Wound, VPI Insulation (Stamford / Leroy Somer / ENGGA)
Output Protection	HV Switchgear with Vacuum Circuit Breaker (VCB) (ABB / Siemens)
Control System	ComAp / DEIF (Paralleling & Grid Protection)
Grounding	Neutral Grounding Resistor (NGR) (Optional)
Cooling System	50°C Tropical Grade (Remote or Unit Mounted)
Containerization	Enerzip® “Power House” (With Separate Switchgear Room)

Why Enerzip® C Series High Voltage Generators?

Choosing the Enerzip® C Series means investing in superior transmission efficiency. For large campuses, mines, and data centers, transmitting power at 400V involves massive cables and significant heat loss. By upgrading to High Voltage Generators, you drastically reduce copper costs and improve efficiency. Enerzip® simplifies this complex technology by integrating Cummins reliability, VPI Insulation technology, and Professional Switchgear into one pre-tested, ready-to-run powerhouse.

Genset Model	ESP(KVA)	ESP(KW)	PRP(KVA)	PRP(KW)	Fuel Cons(L/H 75%)	LWH(mm) Open Type	LWH(mm) Silent Type	Engine Model	Country of origin	Cyl Arrangement	Displacement(L)	Gov	Cooling
C1000D5	1000	800	900	720	147	431520202235	ISO 20ft container	KTA38G2A	China/India	12V	37.8	E	Water Cooling
C1100D5	1100	880	1000	800	161	437020102400	ISO 20ft container	KTA38G5	IN/CN	12V	37.8	E	Water Cooling
C1250D5	1250	1000	1125	900	137	420020602165	ISO 20ft container	KTA38G9	IN/CN	12V	37.8	E	Water Cooling
C1375D5	1375	1100	1250	1000	195	495020002580	ISO 20/40ft container	KTA50G3	IN/CN	16V	50.3	E	Water Cooling
C1675D5	1675	1340	1400	1120	155	542021402500	ISO 40ft container	KTA50G8	China	16V	50.3	E	Water Cooling
C1675D5A	1675	1340	1500	1200	238	542021402500	ISO 40ft container	KTA50G8	IN/CN	16V	50.3	E	Water Cooling
C1825E5	1825	1460	1650	1320	265	563022752610	ISO 40ft container	QSK50G7	UK	16V	50.3	ECM	Water Cooling
C2063E5	2063	1650	1875	1500	270	599022902700	ISO 40ft container	QSK60G3	UK	16V	60.2	ECM	Water Cooling
C2250E5	2250	1800	2000	1600	291	607523102735	ISO 40ft container	QSK60G4	UK	16V	60.2	ECM	Water Cooling
C2500E5	2500	2000	2000	1600	302	REQ	REQ/Customized	QSK60G13	UK	16V	60.2	ECM	Water Cooling
C2500E5A	2500	2000	2250	1800	361	REQ	REQ/Customized	QSK60G21	UK	16V	60.2	ECM	Water Cooling
C2750E5	2750	2200	2500	2000	375	REQ	REQ/Customized	QSK78G18	UK	18V	77.6	ECM	Water Cooling
C3000E5	3000	2400	2750	2200	406	REQ	REQ/Customized	QSK78G9	UK	18V	77.6	ECM	Water Cooling
C3300E5	3300	2640	3000	2400	430	REQ	REQ/Customized	QSK78-G15	UK	18V	77.6	ECM	Water Cooling
C3500E5	3500	2800	3125	2500	460	REQ	REQ/Customized	QSK95-G4	UK	16V	95	ECM	Water Cooling
C3760E5	3760	3010	3360	2690	530	REQ	REQ/Customized	QSK95-G5	UK	16V	95	ECM	Water Cooling

Technical Notes – C Series (Cummins Powered, High Voltage)

All technical data is based on Cummins® heavy-duty diesel engine specifications and Enerzip® high-voltage power system integration standards. Final performance may vary depending on alternator selection, HV switchgear configuration, and site conditions.
Rated power (ESP / PRP) is defined in accordance with ISO 8528 and ISO 3046 under standard reference conditions (ambient temperature 25°C, altitude 1000 m, relative humidity 30%).
Fuel consumption values are indicative figures measured at 75% load under standard conditions. Actual fuel consumption may vary depending on load profile, ambient temperature, and fuel quality.
High voltage output (3.3kV / 6.3kV / 10.5kV / 11kV / 13.8kV) is achieved through form-wound HV alternators with VPI insulation and integrated HV switchgear. Final voltage level shall be confirmed during project engineering.
Dimensions, weights, and acoustic values are indicative and may vary depending on enclosure type, cooling system layout, containerized HV room design, and optional accessories.

Genset Model	ESP(KVA)	ESP(KW)	PRP(KVA)	PRP(KW)	Fuel Cons(L/H 75%)	LWH(mm) Open Type	LWH(mm) Silent Type	Engine Model	Country of origin	Cyl Arrangement	Displacement(L)	Gov	Cooling
C963D6	963	770	875	700	164	431520202235	ISO 20ft container	KTA38G1	China	12V	37.8	E	Water Cooling
C1000D6	1000	800	910	728	190	431520202235	ISO 20ft container	KTA38G2	China	12V	37.8	E	Water Cooling
C1000E6	1000	800	910	728	139	431520202235	ISO 20ft container	QSK23G3	India	6L	23.15	E	Water Cooling
C1038D6	1038	830	935	748	NA	431520202235	ISO 20ft container	KTA38G2B	China	12V	27.8	E	Water Cooling
C1125D6	1125	900	1025	820	202	431520202235	ISO 20ft container	KTA38G2A	China	12V	27.8	E	Water Cooling
C1125E6	1125	900	1025	820	154	428019602310	ISO 20ft container	QST30G3	USA	12V	30.48	ECM	Water Cooling
C1250D6	1250	1000	1138	910	220	437020102400	ISO 20ft container	KTA38G4	China/India	16V	50.3	E	Water Cooling
C1250E6	1250	1000	1138	910	177	428019602310	ISO 20ft container	QST30G4	USA	12V	30.48	ECM	Water Cooling
C1375D6	1375	1100	NA	NA	257	420020602165	ISO 20ft container	KTA38G9	China/India	16V	50.3	E	Water Cooling
C1450E6	1450	1160	1200	960	202	420020602165	ISO 20ft container	QSKTA38G5	China	12V	37.7	ECM	Water Cooling
C1563D6	1563	1250	1418	1134	291	495020002580	ISO 20/40ft container	KTA50G3	China/India	16V	50.3	E	Water Cooling
C1875D6	1875	1500	1619	1295	257	542021402500	ISO 40ft container	KTA50G9	China/India	16V	50.3	E	Water Cooling
C1875E6	1875	1500	1706	1365	291	REQ	ISO 40ft container	QSK50G4	UK	16V	50.3	ECM	Water Cooling
C2250E6	2250	1800	2040	1632	NA	REQ	ISO 40ft container	QSK60G5	UK	16V	60.2	ECM	Water Cooling
C2500E6	2500	2000	2281	1825	356	REQ	REQ/Customized	QSK60G6	UK	16V	60.2	ECM	Water Cooling
C2750E6	2750	2200	2250	1800	NA	REQ	REQ/Customized	QSK60G14	UK	16V	60.2	ECM	Water Cooling
C3125E6	3125	2500	2844	2275	475	REQ	REQ/Customized	QSK78G7	UK	18V	77.6	ECM	Water Cooling
C3438E6	3438	2750	3125	2500	500	REQ	REQ/Customized	QSK78G8	UK	18V	77.6	ECM	Water Cooling
C3750E6	3750	3000	3350	2680	590	REQ	REQ/Customized	QSK95-G10	UK	16V	95	ECM	Water Cooling

Applications

Powering Global Critical Infrastructure with Megawatt-Class HV Solutions

The Enerzip® C Series High Voltage line, powered by Cummins G-Drive engines, is specifically engineered for massive power requirements, long-distance transmission, and extreme industrial environments. By delivering direct output from 3.3kV up to 13.8kV, the C Series serves as the energy backbone for the following core sectors:

1. Power Utility & Grid Support

In the realm of grid stability and peak demand management, the C Series is the preferred choice for utility engineers.

Grid Peak Shaving: Generating 10.5kV / 11kV directly allows for seamless integration into medium-voltage grids without the cost of step-up transformers, providing essential power compensation during peak hours.
Substation Backup Systems: Acting as a critical secondary power source, these units ensure that control systems and vital equipment remain operational during grid maintenance or unexpected outages.
Renewable Energy Coupling: Supporting large-scale wind and solar farms by stabilizing the intermittent nature of renewable generation at the substation level.

2. Data Centers & Critical Infrastructure

The exceptional G3-class load acceptance of Cummins engines makes the C Series the high-voltage gold standard for the data center industry.

Hyperscale Data Centers: At the megawatt scale, using High Voltage Generators can reduce copper cabling requirements by up to 40%, significantly cutting down transmission losses and installation costs.
Tier III & IV Uptime Support: Integrated with DSE / ComAp paralleling systems, multiple C Series units can synchronize rapidly to provide an unbreakable power shield for massive server arrays.
Healthcare Hubs: Providing stable, direct high-voltage power to advanced medical facilities, including MRI and CT imaging suites.

3. Mining, Metallurgy & Heavy Industry

For heavy-start loads and dust-heavy environments, the robustness of the C Series is unrivaled.

Mining Operations: Powering primary ventilation systems, massive crushers, and hoist equipment. The HV output effectively overcomes voltage drop issues across kilometers of underground cabling.
Metallurgy & Steel Mills: Capable of handling the immense transient loads of electric furnaces. The high-torque performance of the Cummins engine ensures rapid frequency and voltage recovery.
Cement & Bulk Material Handling: Driving large ball mills and heavy rotating machinery.

4. Oil, Gas & Chemical (Petrochemical)

For the extreme conditions of energy exploration, Enerzip® provides specialized, integrated high-voltage solutions.

Offshore Platforms: C Series units can be housed in Enerzip® specialized containers to resist salt-spray corrosion while powering high-output drilling pumps and living quarters.
LNG Compression & Pipelines: Providing independent HV grids for remote compression stations, ensuring the steady flow of natural gas across continents.
Chemical Processing: Serving as the emergency HV source for safe-shutdown procedures, preventing catastrophic environmental or safety incidents during power failures.

5. Infrastructure & Transportation Hubs

Tunneling & Metro Construction: In remote TBM (Tunnel Boring Machine) operations, high-voltage supply is the key to reducing line losses and maintaining construction momentum.
Automated Ports: Providing stable high-voltage power for massive quay cranes and shore power systems (Cold Ironing).
Aerospace & Defense: Powering radar installations, launch pads, and aerospace testing facilities with independent, redundant power.

6. Remote Power & Micro-Grids (Africa & South America)

In regions with weak grid infrastructure, the C Series offers unparalleled adaptability for rural and industrial development.

Regional Power Stations: Establishing local HV grids in non-electrified zones to transmit power to villages or processing plants within a multi-kilometer radius.
Industrial Agriculture: Driving large-scale irrigation pump stations and supporting agri-processing factories in remote locations.

Technical Value Matrix (For Technical Professionals)

Key Requirement	Enerzip® C Series Solution	Industry Benefit
Long-Distance Transmission	Direct 11kV / 13.8kV Output	Lower cable voltage drop; No step-up transformer costs.
Heavy Motor Starting	Cummins G3 Load Standards	Minimal frequency dip; Protects large industrial motors.
Extreme Environments	50°C Cooling + Marine Coating	Full power delivery in hot mines or offshore sites.
System Safety	Integrated VCB Switchgear	Millisecond fault isolation; Enhanced operator safety.

Why Industry Experts Trust the Enerzip® C Series?

In the world of High Voltage Generators, stability is paramount. The Enerzip® C Series combines the global service security of Cummins with our deep expertise in high-voltage electrical safety—from VPI (Vacuum Pressure Impregnation) insulation to our proprietary Enerzip® heavy-duty chassis. We don’t just deliver a generator; we deliver a high-capacity energy center built to withstand the world’s toughest load challenges.

FAQ

What voltage levels are supported by the C Series High Voltage Generators?

The C Series supports direct medium-voltage output at 3.3kV, 6.3kV, 10.5kV, 11kV, and up to 13.8kV. Final voltage selection depends on alternator insulation class, switchgear configuration, and local grid standards.

Are C Series generators suitable for 100% block load applications?

Yes. Cummins KTA and QSK series engines are calibrated for high inertia and can accept up to 100% rated load in a single step, making the C Series suitable for data centers, hospitals, and critical infrastructure.

Does the C Series include integrated high-voltage protection?

Each unit can be equipped with a dedicated HV switchgear cubicle featuring Vacuum Circuit Breakers (VCB), CT/PT protection, and optional Neutral Grounding Resistor (NGR) based on project requirements.

Can the C Series operate in parallel with the utility grid?

Yes. The C Series supports grid synchronization, load sharing, and peak shaving using ComAp or DEIF controllers, compliant with IEC and utility grid codes.

What installation formats are available for the C Series?

Open skid, silent enclosure, and ISO containerized “Power House” solutions are available. For units above 1000kVA, containerized HV rooms are recommended.

How does altitude or high ambient temperature affect performance?

Standard ratings are based on ISO 8528 reference conditions. De-rating applies above 1000m altitude or 40°C ambient temperature and is evaluated during project engineering.

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C Series – High Voltage Generators

Powered by Cummins Global Engine Platform | The Master of Transmission Efficiency (6.3kV – 13.8kV)

1. The Power Core: Cummins High-Horsepower Technology

2. HV Alternator: The Art of Insulation

3. Integrated HV Switchgear: Professional Output Protection

4. Safety & Grounding: Neutral Grounding Resistor (NGR)

5. Control Systems: The Grid-Level “Smart Brain”

6. Cooling Systems: 50°C Tropical Grade

7. Frame & Packaging: Built for Stability

8. Containerized Solutions: The Mobile Power Station

Technical Specification Matrix (HV Series)

Why Enerzip® C Series High Voltage Generators?

Applications

Powering Global Critical Infrastructure with Megawatt-Class HV Solutions

1. Power Utility & Grid Support

2. Data Centers & Critical Infrastructure

3. Mining, Metallurgy & Heavy Industry

4. Oil, Gas & Chemical (Petrochemical)

5. Infrastructure & Transportation Hubs

6. Remote Power & Micro-Grids (Africa & South America)

Technical Value Matrix (For Technical Professionals)

Why Industry Experts Trust the Enerzip® C Series?

FAQ

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