Specifications
Brand Name :
Lonroy
Place of Origin :
China
MOQ :
1
Voltage range :
0-1500V
Load accuracy :
±2%
Rated power :
0.1KW - 500KW
Operating power supply :
Single-phase AC 220V/50Hz
Insulation class :
Class F
Fan noise :
75 decibels
Work method :
Continuous operation (>200 hours)
Environmental temperature :
-10℃ to +55℃
Relative humidity :
≤95%
Power factor :
PF=1
Protection level :
IP20
Cooling method :
Forced air cooling
Connection method :
Copper busbar wiring
Movement mode :
Heavy-duty swivel casters (2 front, 2 rear)
Altitude :
≤ 2500 meters
Certification :
ISO ASTM CE
Price :
Negotaible
Packaging Details :
Wooden package
Delivery Time :
5-8 work days
Payment Terms :
L/C,D/A,D/P,T/T,Western Union
Supply Ability :
200
Description
Adjustable Resistance Box Precision Large Power Adjustable Resistor Boxes Rectifier Modules Test Machine
Product Overview

Adjustable resistance boxes are essential components in AC and DC circuits where precise resistance value adjustment is required to modify working current, voltage, or establish specific fixed resistance values. These units are particularly valuable in high-current applications where special alloy resistance materials are necessary to form multiple high-power resistors for effective combination and use.

Key Applications
  • Power generation equipment systems
  • Excitation and speed regulation of DC motors
  • Loading detection for DC motors and generators
  • Rectifier module testing
  • Various AC/DC power adjustment requirements
Product Features
  • Manufactured with high-quality, large-power resistors developed by Lonroy
  • Incorporates advanced alloy resistor technology
  • Multiple adjustment functions and control methods available
  • Real-time data display for voltage, current, and power parameters
  • High adjustment accuracy with wide adjustment range
  • Safe operation with stable and reliable performance
  • Available in various configurations including precision, load, AC/DC, and non-inductive resistor boxes
Technical Specifications
Parameter Specification
Voltage range 0-1500V
Power classification 0.1KW/0.5KW/1KW/2KW/5KW/10KW/20KW
Load accuracy ±2%
Operating power supply Single-phase AC 220V/50Hz
Insulation class Class F
Fan noise 75 decibels
Work method Continuous operation (single continuous operation time > 200 hours)
Operating temperature -10℃ to +55℃
Operating humidity ≤95% relative humidity
Protection functions Over-temperature alarm, over-voltage protection, over-current protection, undervoltage, fault alerts
Rated power 0.1KW - 500KW
Power factor PF=1
Display method LED shows real-time voltage, current, power, frequency
Control method Local panel buttons for manual control
Protection level IP20 (indoor use)
Cooling method Enclosed with forced air cooling
Connection method Copper busbar wiring
Movement mode Heavy-duty swivel casters (2 front, 2 rear)
Altitude ≤ 2500 meters
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IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab

Ask Latest Price
Brand Name :
Lonroy
Place of Origin :
China
MOQ :
1
Voltage range :
0-1500V
Load accuracy :
±2%
Rated power :
0.1KW - 500KW
Contact Supplier
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab
IP56 Protection Adjustable Resistance Box 20V Voltage -1500V Range for Precision Large Power Applications Lab

DONGGUAN LONROY EQUIPMENT CO LTD

Verified Supplier
2 Years
guangdong, dongguan
Since 2008
Business Type :
Manufacturer, Agent, Exporter, Seller
Total Annual :
$5 million -$8 million
Employee Number :
80~200
Certification Level :
Verified Supplier
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