>600kVA Range

LQHCR 750KVA-3KV Multi-Frequency Reactor: 50-120Hz Operation & Ultra-Low PD Design

Technical specifications for LQHCR 750KVA-3KV multi-frequency compensation reactor with 50-120Hz operation and ultra-low partial discharge (<5pC). Includes thermal design and safety features.

US$ 12,787.00
Lead time: 60 days

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Product Details

Product Tags

LQHCR 750KVA-3KV Multi-Frequency Reactor: 50-120Hz Operation & Ultra-Low PD Design

Product Overview

The LQHCR 750KVA-3KV is a specialized oil-immersed compensation reactor engineered for multi-frequency operation (50-120Hz) with ultra-low partial discharge characteristics. Featuring configurable taps for high-frequency testing, it delivers precise reactive power control in demanding industrial applications.

Technical Specifications

Parameter	Specification
Model	LQHCR 750KVA-3KV
Frequency Range	50/60/100/120Hz
Rated Capacity	750KVA
Rated Voltage	3kV (with test taps for 100/120Hz)
Rated Current Options	50A, 100A, 150A, 200A, 250A
Linearity	< +1%
Sound Level	< 70dB
Temperature Rise Limits	Winding ≤65K, Oil surface ≤55K
Partial Discharge (PD)	<5pC @100% Vn, <3pC @80% Vn

Advanced Performance Features

Multi-Frequency Operation

Specialized winding design with configurable taps enables stable performance across 50-120Hz power systems.

Ultra-Low Partial Discharge

Class-leading PD levels ensure long-term insulation integrity:

<5pC at 100% rated voltage
<3pC at 80% rated voltage

Enhanced Insulation System

Full insulation design withstands 10kV/min terminal-to-ground tests with zero discharge anomalies.

Thermal Management

Optimized oil circulation paths
Temperature-stabilated dielectric fluid
Winding hot-spot monitoring capability

Protection & Safety Systems

Over-Current Capability

Operates at 120% rated current for 10 minutes without winding damage or distortion.

Over-Voltage Capability

Withstands 110% rated voltage for 10 minutes without insulation degradation.

Continuous Operation

60 minutes at 100% rated voltage/current while maintaining temperature limits.

Frequency-Specific Applications

Frequency	Primary Application	Specialized Use Case
50Hz	European power grids	Industrial motor compensation
60Hz	North American systems	Data center UPS systems
100Hz	Aerospace ground support	Avionics testing
120Hz	Specialized manufacturing	High-speed motor drives

Industrial Implementation

Power Quality Labs

Multi-frequency harmonic analysis and compliance testing

Semiconductor Fabs

Precision power conditioning for sensitive equipment

Military Systems

Naval vessel power systems requiring 100/120Hz operation

Renewable Research

Grid simulation for next-generation energy systems

Installation Requirements

Maintain minimum 1.2m clearance for high-frequency operation
Grounding resistance ≤3Ω (IEEE 80)
Ambient temperature ≤40°C with derating above
Install on vibration-isolated foundation (ISO 10816-8)

Testing & Maintenance Protocol

Test	Frequency	Standard
Partial discharge measurement	Annually	IEC 60270
Frequency response analysis	After installation	IEEE C57.149
Insulation resistance	Quarterly	IEC 62631
Winding resistance	Biannually	IEC 60076

Compliance Standards

IEC 60076: Power transformers
IEEE C57.12.90: Test code for reactors
EN 50588: Industrial reactor standards
MIL-STD-704F: Aircraft electrical power
GB/T 16927: High-voltage testing

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>600kVA Range