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Tr Relay Protection Closed-Loop Residual Zero Sequence Current Transformer CT Aperture 65mm Input 10mA~5A Fire Monitoring
| Price | $26.79 |
|---|---|
| Min Order | 10 Pieces |
| Availability | In Stock |
| Shipping From | Jiangsu, China |
| Popularity | 414 people viewed |
Model NO.:
TR21315B-003
Application:
Electronic, Instrument
Type:
Current Transformer
Phase:
Single
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
Trademark:
TR
Transport Package:
Carton
Specification:
HOLE 8.5
Origin:
China
HS Code:
850450
Product Description
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 |
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