Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring

Product Details
Customization: Available
Application: Electronic, Instrument
Type: Current Transformer
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Registered Capital
10000000 RMB
Plant Area
23709 square meters
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
  • Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
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Basic Info.

Model NO.
TR21117B-003
Operation Condition
Outdoor
Usage
Protection, Measurement
Winding Form
Small Fixed Type
Insulating Medium
Common Insulating Materials
Installation
Active Type
Magnetic Circuit Structure
Combined Type
Voltage Transformation Principle
Electromagnetic Type
Rated Input Current (AC)
10mA~5A
Rated Output (AC)
0~1V or 0~5mA
Linear Range
5%~120%
Voltage Level
0.4/0.66/0.72kv
Transport Package
Carton
Specification
HOLE 8.5
Trademark
TR
Origin
China
HS Code
850450
Production Capacity
1000000

Packaging & Delivery

Package Size
20.00cm * 20.00cm * 20.00cm
Package Gross Weight
1.500kg

Product Description

Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring

 

PRODUCT OVERVIEW
 
     Residual current transformer for leakage current measurement of cable lines. The product is simple in structure and flexible in application. According to the cable specifications used in the main circuit, there are various core diameters corresponding to it. The main circuit current includes 63A~2000A. At the same time, it meets the requirements of balanced characteristics, and the unbalanced current output is better than 30mA, 10mA, and 5mA. The product adopts high-quality high-conductivity magnetic core and advanced process technology, which can meet the technical requirements of different precisions such as 0.2, 0.5, and 1.0, and has high reliability. This series of products meet the requirements of GB 14287.2-2014 and GB 13955-2005.
Product Features
 

Flexible output mode, socket or lead output;

A variety of core hole diameter options, the hole diameter is from φ12mm to φ260mm;

Casting with epoxy resin, good stability;

Adopt high magnetic permeability nickel steel or nanocrystalline magnetic core, with good linearity and high sensitivity;

Excellent balance characteristics, with strong anti-electromagnetic interference ability.

Scope of Application
 
     Suitable for motor protection, electromagnetic relay protection device, microcomputer protection device; electrical fire monitoring, fire leakage system, low current grounding system.
Product Parameters

Electric
Performance
Parameters
Operating Temperature -40ºC~+70ºC Relative Humidity ≤90%
Voltage Level 0.4/0.66/0.72kV Linear Range 5%~120%
Rated Input Current (AC) 10mA~5A Working Frequency 45~1250Hz
Rated Output (AC) 0~1V or 0~5mA Medium Strength: 3000Vac/min
Accuracy Class 0.5,1.0,2.0 Insulation Resistance >500 M Ohms/500Vdc
Mechanical
Structure
Parameters
Shell Material PBT/PC Flame Retardant Grade 94-V0 Output Method Socket or Shielded Sheathed Wire
Iron Core Material Nickel Steel or Ultra Microcrystalline construction plan Base installation bolts are fixed
Sealing and Filling Epoxy Resin Environmental Requirements Meet RoHS
Typical Value of Main Products
Model NO. Input current rated Value AC Rated Continuous Thermal Current AC Common Transformation Ratio Accuracy Class Secondary Load(Ohms) Dimensions(mm)
ApertureD other size
TR21125B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤200 25 L-W-H-J-A1-A2
80-22-69.5-68-5.2-8
TR21126B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 45 L-W-H-J-A1-A2
120-33-101.5-98-5.2-8.5
TR21127B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 55 L-W-H-J-A1-A2
150-35-126-126-5.2-12
TR2174B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 35 L-W-H-J-A1-A2
100-30-90-83.5-5.2-9.5
TR21313B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 32 L-W-H-J-A1-A2
91-28-70-80-5.5-7.5
TR21314B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 45 L-W-H-J-A1-A2
104-28-83-93-5.5-7.5
TR21315B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 65 L-W-H-J-A1-A2
126-28-105-115-5.5-7.5
TR21316B 10mA~5A 10A 1000:1
2000:1
0.2,0.5 ≤500 80 L-W-H-J-A1-A2
143-28-122-132-5.5-7.5
TR21317B 10mA~5A 10A 1000:1
2000:1
0.2,0.5,1.0 ≤500 105 L-W-H-J-A1-A2
172-28-151-161-5.5-7.5
TR21117B 10mA~5A 10A 1000:1
2000:1
0.2,0.5,1.0 ≤500 72 L-W-H-J-A1-A2
175-42-150-150-6.2-13
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring
Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring


 

Tr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire MonitoringTr Motor Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 72mm Electrical Fire Monitoring

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