5A 15A Input Mini Current Transformer Micro CT for Electronics

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Product Description

Basic Specifications

Model NO.
GWTA
Usage
Voltage, Power and Energy Monitoring
Cooling Method
Dry-Type Transformer
Winding Type
Multi-Winding Transformer
Certification
ISO9001-2000, UL, ISO9001, CCC, CE, RoHS
Frequency
50-400Hz
Shape of Core
Laminated
Core Material
PBT Resin UL Flame Retardant
Flame Rating
94-V0
Interior Insulation
Epoxy Encapsulated
Isolation Current
2500 Vrms for 1 Minute
Dielectric Resistance
1000 M Ohms 500 VDC
Surge Withstand
5000V
Operating Temp
-25 to 55c (Optional -40 to +85c)
Accuracy Class
0.1, 0.2
Origin
China
Production Capacity
50000 PCS /Week

Product Description

Product Name: 5A 15A Input Mini Current Transformer Micro CT for Electronics

Features & Applications

Key Features:

Low cost solution
More than 50 standard sizes available
Non-symmetrical mounting pattern
Toroidal Silicon steel and Nickel Alloy options

Primary Applications:

Exceptional accuracy with minimal phase angle error requirements
Voltage, power and energy monitoring devices

Detailed Specifications

Parameter Technical Data
Exterior MaterialPBT Resin UL flame retardant rating 94-V0
Interior InsulationEpoxy Encapsulated
Isolation Voltage2500 Vrms for 1 minute
Dielectric Resistance1000 M Ohms @ 500 Vdc
Surge Withstand5000V (1.2/50μs standard shock wave)
Rated Load Resistance100K Ohms
Operating Temperature-25 to +55ºC (Optional -40 to +85ºC)
Frequency Range50 to 400 Hz
Accuracy ClassDefined in IEC 60044-1 Part 1 (Class 0.1, 0.2)
CertificationRoHS Compliant, CE Approved

Performance & Outline Drawings

Quality & Experience

With over 20 years of focus on transformer technology, we adhere to ISO9001:2015, CB, IEC, and CE standards. Our philosophy centers on "Quality and Honesty First."

Our core product range includes: miniature voltage transformers, miniature current transformers, instrument CTs, clamp-on CTs, split-core CTs, three-phase CTs, and zero-flux CTs. These are widely utilized in telecommunications, electronics, metering, industrial controls, and medical equipment.

Trade & Delivery Terms

Shipping Methods:

  • Express: UPS, DHL, EMS, FedEx, TNT (Door to door)
  • Drop shipping service available
  • Delivery time: ~20 days for standard orders under 1000PCS

Payment & Warranty:

  • T/T (100% or 50% deposit, balance before delivery)
  • Irrevocable L/C at sight
  • 1-year quality warranty
  • Transformer lifetime support: up to 10 years
Production Line

Frequently Asked Questions

Q1: What is the accuracy class of these mini current transformers?
Our transformers offer high precision with Accuracy Classes of 0.1 and 0.2, defined according to IEC 60044-1 standards.
Q2: Can these transformers withstand high voltage surges?
Yes, they are designed with a surge withstand capability of up to 5000V (standard 1.2/50μs shock wave).
Q3: What materials are used for insulation and fire safety?
We use PBT Resin for the exterior with a UL flame retardant rating of 94-V0, and the interior is epoxy encapsulated for maximum insulation.
Q4: What is the typical operating temperature range?
The standard operating range is -25°C to +55°C, with an optional extended range of -40°C to +85°C for extreme environments.
Q5: Do you provide customized transformer solutions?
Yes, we welcome OEM and ODM requests. With over 40 years of design experience, we can provide flexible services for different efficiency and performance needs.
Q6: What certifications do your products hold?
Our products are RoHS compliant, CE approved, and manufactured under an ISO9001:2015 quality management system.

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