TCI KMG750A01A - MotorGuard, 480V, 750A, 3 Phase
TCI

KMG750A01A


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Overview

The TCI KMG750A01A MotorGuard is a 3-phase motor protection device engineered for industrial applications. This unit is rated for 480 VAC and a substantial 750 A current, making it suitable for high-power motor systems. It features a Type 1 sinewave filter, a critical component for mitigating voltage notching and common-mode voltages that can stress motor insulation and bearings. By conditioning the power supplied to the motor, the KMG750A01A helps to extend the operational lifespan of motor equipment and reduce maintenance requirements. Its robust design and adherence to safety standards, evidenced by its UL Listing, ensure reliable performance in demanding environments. Manufactured in Germany (DE), this MotorGuard series device is an essential safeguard for motor reliability in sectors such as manufacturing and HVAC systems where consistent and clean power delivery is paramount for operational efficiency and equipment longevity. SKU: KMG750A01A.
  • 480 VAC Voltage Rating
  • 750 A Current Rating
  • 3 Phase Power Input
  • Type 1 Sinewave Filter Technology
  • UL Listed for Safety Compliance

Specifications

Current Rating
750 A
Poles
3 Phase
Series
MotorGuard
Voltage Rating
480 VAC
MotorShield, 480V, 750A, 3 Phase

MSN0750A300

MotorShield, 480V, 750A, 3 Phase

Frequently Asked Questions

What voltage ratings are available for this sinewave filter?

The KMG MotorGuard sinewave filter is available in 480V and 600V ratings, with output voltages of 460/480V and 575/600V, 3-phase.

What current ratings does the filter support?

The filter supports continuous current ratings from 8 to 750 amps, with the ability to handle 150% intermittent current for 1 minute per 60 minutes.

What environmental conditions can the filter withstand?

The filter can operate up to 2,000 m (6,600 ft.) elevation, at temperatures up to 40°C (104°F) without derating, with 95% non-condensing humidity.

How does the filter improve motor performance?

The filter converts PWM square wave output to a near sinusoidal wave form, eliminating carrier frequency and reducing motor noise, vibration, and heat while increasing motor life.

What is the maximum operating frequency for this filter?

The VFD output frequency can go up to 80 Hz, with a carrier frequency range of 2 kHz to 16 kHz.

What applications is this sinewave filter best suited for?

The filter is ideal for multiple motor applications including conveyors, blowers, pumps, fans, HVAC systems, test floors, and shore-to-ship power systems.

What protection features does the filter include?

The unit has internal fusing protection and a performance monitoring circuit. It uses oil-filled high endurance capacitors with no PCBs.

Frequently Asked Questions about TCI

What environmental ratings do TCI products have?

TCI products feature robust environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13; CSA Type 1, 2, 3, 4, 4X, 12, and 13; and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. Additionally, they meet IEC 60529 IP66 standards, providing exceptional protection against dust, water, and corrosive environments with operating temperatures ranging from -40°C to 130°C.

What industries and applications are TCI products used for?

TCI products are engineered for critical applications across multiple industrial sectors, including HVAC, metals manufacturing, elevators and escalators, marine and shipping, food processing, pulp and paper, and underground construction. Their TorqueDrive Series offers specialized solutions for diverse load types such as fans, pumps, compressors, conveyors, hoists, winders, and synchronized positioning applications, with specific product lines designed for high-performance environments requiring precise torque control, energy efficiency, and robust environmental resistance.

What are the main product lines offered by TCI?

TCI offers four primary product lines: Harmonic Solutions, Motor Protection Solutions, Power Factor Correction Solutions, and High Frequency Noise Solutions. These comprehensive product lines include advanced technologies like HarmonicGuard® Active and Passive Filters, MotorGuard™ Sine Wave Output Filters, PF Guard Capacitor Banks, and KRF 3-Phase EMC Power Line Filters designed for industrial automation and electrical system optimization.

What are the key features of TCI products?

TCI products feature advanced harmonic mitigation solutions including HarmonicGuard® Active and Passive Filters, specialized line and load reactors, and power factor correction technologies. Key capabilities include integrated EMC design, high-endurance capacitors capable of handling 190% rated current, and solutions specifically engineered for harmonically-rich industrial environments like manufacturing facilities, water treatment plants, and facilities with variable frequency drives.

What certifications and standards do TCI products comply with?

TCI products are certified to meet critical North American standards including UL (Underwriters Laboratories) and CSA (Canadian Standards Association) certifications. Our products comply with rigorous safety and performance requirements for industrial automation equipment, with UL Listed Product and Recognized Component classifications ensuring high-quality manufacturing and reliability across multiple industrial applications.

What is TCI's warranty policy?

TCI offers a Limited Warranty policy that requires customers to obtain a Return Material Authorization (RMA) number before returning any products. Returns must be submitted within 30 days of the initial return request to TCI's Germantown, Wisconsin facility. All returned goods are subject to inspection, and restocking charges may apply. Customers should contact TCI's Customer Service for specific warranty details and return instructions.

What communication protocols do TCI products support?

TCI products support a comprehensive range of industrial communication protocols, including PROFIBUS DP V1, PROFINET with dual port, EtherNet/IP with dual port, CANopen, and Modbus RTU. These protocols enable flexible network integration, high-performance communication, and seamless connectivity with major PLC systems across diverse industrial automation environments.

What accessories are available for TCI products?

TCI offers a comprehensive range of communication and bus accessories for industrial automation systems. Key accessories include communication terminal boards (CTB810, CTB811), horizontal and vertical bus extenders (cHBX01L/R, HBX01L/R, VBX01T/B), and bus terminators (TER800, TER810). These accessories support connection, power distribution, and signal integrity for HN800 and CW800 device networks, enabling flexible and robust system configurations.

How are TCI products typically installed?

TCI products are typically installed by trained, manufacturer-certified technicians following a comprehensive commissioning process. Installation involves critical steps including work environment inspection, electrical installation checks, internal and external equipment verification, system power-up, and comprehensive operational testing. Authorized installation personnel ensure compliance with industry standards, complete factory acceptance tests, and provide a conformity certificate to guarantee safe and reliable system integration.