600kV ~ 800kV Range

LQHVF 800kV/2000pF Modular Capacitive Divider | 4-Stage HV Testing Solution

Configurable 4-stage capacitive divider for 200-800kV applications. Features 8000:1 ratio, <0.2% dielectric loss, ±1.5% accuracy, and 20-300Hz operation.

US$ 16,254.00
Lead time: 45 days

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Product Details

Product Tags

LQHVF 800kV/2000pF 4-Stage Modular Capacitive Voltage Divider

Engineered for maximum flexibility in high-voltage testing, this configurable 4-stage divider operates from 200kV to 800kV with laboratory-grade precision. Featuring 20-300Hz frequency range and NIST-traceable 8000:1 ratio calibration, it's ideal for utilities, test labs, and OEM validation.

Modular Stage Configuration

1 Stage → 2 Stages → 3 Stages → 4 Stages
200kV → 400kV → 600kV → 800kV

Core Technical Specifications

Parameter	Specification	Standard
Max Rated Voltage	800kV (4 stages)	IEC 60060-1
Frequency Range	20-300Hz	IEC 60076-16
Nominal Ratio	8000:1	NIST Certified
Measurement Accuracy	≤±1.5%	IEC 60060-2
Voltage Ratio Error	≤1% (RMS)	-
Dielectric Loss	< 0.2%	IEC 60247
Insulation Withstand	880kV (110%) for 60s	IEEE 4
Cooling System	ONAN (Oil Natural Air Natural)	IEC 60502

Configurable Stage Operations

Single-Stage (200kV)

Capacitance: 8000pF
Applications: Transformer testing
Max Frequency: 300Hz

Dual-Stage (400kV)

Capacitance: 4000pF
Applications: Cable testing
Ideal for: Factory acceptance tests

Triple-Stage (600kV)

Capacitance: 2666pF
Applications: GIS commissioning
Special Feature: Partial discharge detection

Quad-Stage (800kV)

Capacitance: 2000pF
Applications: Transmission line testing
Withstand: 880kV for 60s

Advanced Measurement System

Precision Instrumentation

NIST-traceable 8000:1 ratio calibration
Special lead-wire for variable frequency sources (20-300Hz)
Automatic temperature compensation
Harmonic immunity up to 15th order

Structural Advantages

Field-Optimized Design

Removable Aluminum Corona Rings: Detachable for compact transport
Stabilized Pedestal: Ensures level operation on uneven terrain
Modular Assembly: Tool-free stage connection
ONAN Cooling: Maintains ΔT <30K at 800kV
Scalable Connections: Corona-free HV terminals

Performance Validation

Test	Condition	Result
Ratio Accuracy	Full 200-800kV range	±1.2% maximum deviation
Frequency Response	20-300Hz @ 800kV	<0.8% error
Thermal Stability	60 mins @ 800kV	Oil ΔT <25K
Transport Durability	IEC 60068-2-27	Zero calibration shift

Industry Applications

Utility Substations

800kV GIS commissioning with 8000:1 ratio

Cable Manufacturers

Resonant testing at 20-300Hz

Transformer Factories

200kV-400kV routine tests

Research Facilities

Configurable staging for component R&D

Compliance & Certifications

IEC 60060-1/2: High-voltage test techniques
IEEE 4: Standard for HV testing
IEC 60270: Partial discharge measurements
IEC 60502: Power cables accessories
NIST-traceable calibration certificate (8000:1 ratio)

Field Operation Tip

For low-frequency tests (20-50Hz), pre-heat oil to 30°C for optimal dielectric stability. Use single-stage configuration for frequencies >250Hz.

Ordering Information

Package includes: Four capacitor stages, aluminum corona rings, removable pedestal, VF-compatible measuring leads, NIST calibration certificate, and operation manual. Request stage-configuration guide for your application.