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AC Current Sensing Transformers
Line Frequency 50-400 Hz, Standard Design

Toroid's
Products:

Toroid Corporation offers two low cost standard design current transformers. Both are used in applications where you want to detect or measure AC-currents with no need for tight tolerances. Typical applications include power limiting controllers for air conditioning equipment, electrical heating systems, electrical furnaces, and motor drives.
• ISOBOX Transformers
/Medical Isolation
• Toroidal Isolation Transformers
• Rectifier Transformers:
  For 117V/60Hz
    W/ Dual Primaries
    Multi-Voltage
    For Tube Amplifiers
    For Solid State Amplifiers
• Balanced Transformers
• Auto-Transformers
• Current Sensing Transformers
• Standard Lamp Transformers
• Transformer Kits Datasheet
   
• Industrial Control Transformers
• DC Filter Chokes
  400Hz Transformers
  3-Phase Transformers
  Inverter Transformers for 50/60 Hz
   

The Current Transformers are designed using a core of tape wound, grain-oriented, silicon steel.
• The -S versions are encased in a sturdy plastic housing and have mounting ears and 15” leads.
• The -PC versions are potted into plastic housings and are PC mountable.
• The TR12525 versions are potted into sturdy plastic housings and come with 15” leads.

 

ELECTRICAL PARAMETERS
The primary current corresponding to maximum secondary output signal can be varied by changing the secondary load resistance.

Order
15” Leads
PC Mount
Turns
Current range
Max Sec Voltage
TR 3025-S
TR-3025-PC
1:300
0-90 A
4.5 V
TR 5025-S
TR-5025-PC
1:500
0-90 A
8.0 V
TR 10025-S
TR-10025-PC
1:1000
0-90 A
16 V
TR 20025-S
TR-20025-PC
1:2000
0-90 A
32 V
TR 30025-S
TR-30025-PC
1:3000
0-90 A
48 V
TR 12525
N/A
1:1250
0-375 A
45 V

Please contact the company directly to purchase Part Numbers without a "Buy" icon next to it.

OPTIONS
The above designs are also available without encapsulation and multi-stranded leads. Please call our Customer Service Department for prices and availability. Other secondary turns and sizes are available upon request.

HIGH FREQUENCY CURRENT TRANSFORMERS
Please refer to our sister company, Inductive Technologies, at www.inductech.com or call 1-800-961-6295.

CUSTOM DESIGN
We offer complete custom design capability and can also build to print. We make transformers up to 23” (575mm) diameter.
Mechanical Dimensions:
P/N TR 3025-S
P/N TR 12525
 
Prices
(F.O.B Factory, Salisbury, MD)
Order Part No. 1-9 10-24 25-99
TR 3025-S
 $15.54 ea.
 $13.26 ea.
 $12.12 ea.
TR 12525 $23.33 ea. $22.20 ea. $20.88 ea.
For larger quantity prices, please contact our factory sales department
 
Prices and data subject to change without prior notice.
 
• Delivery: Small quantities are normally available from stock
• 30-Day Return Policy of Undamaged Items - 15% Restocking Fee
•36 Month Product Warranty
• Terms and Conditions
 

 

 

 

 







 

 

 

 

 

 

 

 

 


 

 

 


Toroid Corporation of Maryland
1-888-2-TOROID
(1-888-286-7643)
Fax: 410-860-0302
sales@toroid.com


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