756kVA Three Phase Alternator STRO-715K

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The StromerPower 756kVA Three Phase Alternator (STRO-715K) is a commercial-grade, three-phase low-voltage AC alternator engineered within a strict ISO 9001 quality assurance environment to deliver uncompromising reliability. Designed as a high-capacity power core for massive stationary diesel generator sets, localised micro-grids, and heavy industrial plant infrastructure, this 4-pole brushless alternator features high efficiency, low reactances, and exceptional motor-starting capacity under heavy starting loads.

  • Dual-Rating Performance: Delivers 675kVA Prime power and up to 756kVA Standby power output at a stable 50Hz frequency (PF = 0.8).
  • Advanced Voltage Regulation: Features the heavy-duty KR440 AVR model maintaining a tight +/- 1% voltage regulation to shield sensitive equipment from fluctuations.
  • Clean Power Winding: Implements a 2/3 pitch stator winding layout that cleanly suppresses lower-order harmonic distortion, keeping Total Harmonic Distortion (THD) under 5%.
  • Rugged Mechanical Interface: Built with a resilient single-bearing configuration optimised for native SAE housing flange and clutch flex plate alignment setups.
  • Industrial Grade Protection: Outfitted with an IP23 weather-protective enclosure, Class H insulation, robust steel base, and dynamically balanced rotors compliant with ISO 1940 vibration specifications.
SUPERIOR QUALITY AND PERFORMANCE

Our company sets new global standards in quality in all the aspects from design, manufacturing, material selection, production and testing equipment, tooling, and quality control.

GENERAL SPECIFICATIONS

StomerPower 756kVA Alternator

Insulate massive industrial networks and secure large corporate processing lines against deep load-shedding cycles with the high-yield performance of the StromerPower 756kVA Three Phase Alternator (Model: STRO-715K). Engineered explicitly to endure the massive operational stresses of heavy manufacturing complexes, major agricultural water links, and large-scale utility infrastructure, this heavy-duty brushless synchronous unit functions as an incredibly stable power nucleus. Running smoothly at a synchronised 1500rpm operating speed, its self-excited 4-pole design provides superior internal thermal management, stopping premature insulation failure under heavy operational demand.

Tailored to maintain exceptional voltage equilibrium across all three primary distribution lines under extreme unequal loads, the STRO-715K delivers a rock-solid 675kVA prime power capacity. Sourcing this genuine StromerPower industrial platform guarantees that your automatic fabrication arrays, deep water-pumping networks, continuous mining links, and centralised server installations remain completely functional when primary power networks fail.

Heavy-Current Multi-Phase Control and Integrated KR440 AVR Regulation

Featuring balanced airflow cooling paths and tight manufacturing tolerances, this massive model interfaces cleanly with modern engine blocks without causing alignment errors or added mechanical shaft wear. The thick structural steel footprint and premium insulated copper stator layout offer engineering firms and plant asset teams an incredibly resilient generation asset optimised for long-term productivity.

StromerPower 756kVA Alternator Key Features

  • Massive Multi-Phase Supply: Delivering a continuous 675kVA prime rating, this alternator seamlessly balances phase loads across massive multi-tenant commercial centers or production facilities.
  • Low Vibrational Signature: Dynamically balanced internal components keep running harmonic resonance to a minimum, preserving bearing life inside enclosed custom canopies.
  • Optimised Copper Cores: Built using premium insulated copper windings to lower internal impedance losses, directly supporting reduced engine fuel burn numbers during long operations.
  • Rigid Base Layout: Built with a heavy-gauge steel frame to withstand structural twisting during tough site deliveries and high-torque start-up sequences.
  • Specialised AVR Regulation: Factory-fitted with an advanced KR440 Automatic Voltage Regulator (AVR) module to suppress sudden line drops and protect sensitive electronics from voltage sag.
  • High Thermal Protection: Uses premium H-class insulation material combined with an IP23 weather-protective shell to secure the internal windings in dusty or humid locations.
  • Oversized Terminal Hub: A wide top-mounted terminal box gives your electrical service teams immediate access for quick terminations, balancing, and AVR adjustments.
  • Harmonic Control Barrier: Supported by StromerPower's established industry engineering, this low-reactance design limits wave distortion to maintain an exceptionally clean, smooth electrical sine wave.

PRODUCT SPECIFICATIONS

Weight 1459 kg
Dimensions 139 × 84 × 113.5 cm
Brand

StromerPower

Product Type

Alternator

Phase

Three Phase

Alternator Prime Power

675kVA

Alternator Standby Power

756kVA

Rated Frequency

50Hz

Voltage

400V

Voltage Regulation

+/- 1%

Voltage Regulation Change (% UN)

+/- 1%

Phase Change Rate (%)

+/- 1%

Power Factor

0.8

Insulation Class

H

Alternator Type

IM B35

Connection and Pole

4 Pole, Star

AVR Model

KR440

Stator

2/3 Pitch

Rotor

Single Bearing

Flywheel Housing (SAE)

#1 / 14"

Category:
From Leading Global Facilities Straight to Your Project Site

World-Class Manufacturing, Streamlined Distribution

At LiFeTIDE, we bypass intermediate brokers to align your business directly with the world’s most advanced powertrain and electrical component manufacturing facilities. We secure tier-one access to state-of-the-art production lines including the globally acclaimed SDEC and Baudouin facilities.

Every engine, alternator, and component we source is manufactured under stringent international quality controls and rigorously tested for the harsh operational profiles of Sub-Saharan Africa.

From individual component integration for local generator builders to turnkey commercial 3-phase setups, our managed logistics network ensures seamless factory-to-site delivery, guaranteed stock availability, and uncompromised engineering integrity.

Seamless Supply and Delivery Channels

Sub-Saharan Logistics Infrastructure

Managing heavy engineering components and high-capacity standby power systems across African borders requires absolute precision, established freight channels, and ironclad regulatory compliance.

At LiFeTIDE, our logistics framework is built to handle the complex weight of heavy industrial transport. We coordinate the entire lifecycle of your asset from secure international factory container loading and local port clearance to heavy-haul overland distribution.

Whether you are a generator builder in Johannesburg requiring bulk engine shipments or a registered trade dealer anywhere in Southern Africa, we have you covered.

Our cross-border freight routes are fully optimised to navigate customs frameworks, minimise port delays, and guarantee predictable delivery timelines directly to your facility or project site.

FREQUENTLY ASKED QUESTIONS

Does the price include installation?

No, installation is not included in the price. Any qualified electrician can install the kit and provide a Certificate of Compliance (COC) for the installation as per legislation.

Do LiFeTIDE offer installation?

No, LiFeTide do not offer any installation services, but, any qualified electrician can install the Pre-Configured LiFeTIDE Loadshedding Kit.

Does the price include delivery?

Delivery is not included in any of the prices. However, delivery will be calculated in your cart at checkout based on your location and product selection.

Tell me about the Warranty

Our product warranty  is detailed on each product page and as per our standard terms if registered on our warranty form along with a valid COC and images of the installation. It is a limited warranty. The goods need to be returned to us as per our standard Terms and Conditions of Sale.

Price validity

All pricing is valid while stocks last as reflected on this website page for the product listed, as specified herein and subject to change without prior notification. Â