300A Norminal Current Transformer Hall Sensors Measuring Device

Basic Info

Model NO.	GWHOS
Shape of Core	Laminated
Brand	Grewin
Retardant Rating	94-V0
Exterior Material	PBT Resin UL Flame
Interior Insulation	Epoxy Encapsulated
Isolation Current	2500 Vrms for 1 Minute
Dielectric Resistance	1000 M Ohms 500 VDC
Surge Withstand	5000V
Operating Temperature	25 to 55c, -40 to +85c Optional
Frequency	50 to 400 Hz
Accuracy Class	0.2 0.1
Transport Package	Export Standard Cartons with Strong Pallets
Specification	CE ROHS
Trademark	grewin
Origin	China
HS Code	850450000
Production Capacity	50000 PCS /Week

Product Description

Product Description

1.Product pictures

2.Features:
firm structure.
low power consumption.
small size.
easy installation.
vibration resistance.
water vapor proof and dust proof

3.Application:
It applies hall effect principle, can measure direct current, alternating current, pulse and current of various irregular wave forms in electrical isolation conditions.

4.Specification:
Measuring frequency: 0-100KHz
Accuracy: 0.2%-1%
Responding time: <1μs
Linearity: 0.1%
No measuring insertion loss
AC,DC Measuring AC, DC and pulse current
High isolation between primary current and secondary output signal
Manufactured by close-loop hall magnetic　compensation principle

5.Outline dimension

 

6.Details of the data

 

Company introduction
1.certification
We have passed ISO9001:2015,CE,SGS approval and IEC report


2.Company profile
Tianjin Grewin is concentrating on transformers for 20 Years and complianted by ISO9001:2015,CB,IEC CB,CE etc.We're always pay great attention to its business philosophy "Quality and Honesty First".Grewin is specialized in the design and manufacture of wound components such as transformer,current sensors, chokes etc .windely used in communications,electronics,meters,industrial control,medical equipments and other fields.We are also a provider of power meters and instruments locators. 85% of its products exported to America, Europe, and Asia etc.We sincerely invite you to join us to create a bright future.

3.Terms of Shipment:
(1)Products are shipped via UPS / DHL / EMS / HK EMS / FedEx / TNT and so on expresses (door to door).
(2)We Provide Drop shipping Service.
(3)20 days around delivery upon receiving payment if the qty is lower than 1000PCS and it is not customized products.
(4)In order to ensure you receive your order tax free upon
import, we declare lower value.
(5)Shipping via EMS. UPS. FedEx and TNT express usually takes 3~7days dependent on the destination country.

4.Payment terms:
(1)T/T 100% or 50% deposit by T/T in advance, balance amount to be paid 7 days before
delivery.
(2) By irrevocable L/C at sight, to be issued immediately against confirmed order.
(3)Payment by T/T, if order amount is less than USD 20,000.

5.Warranty:
(1)We provide 1 year warranty.
(2)If the product is defective, please notify us within 3 days of delivery.
(3)All products must be returned on their original condition, in order to qualify for a refund or exchange of goods

6.Production
The following picture showed you about all finished transformer production line and package with export standard carton and strong pallets:

 

7.Flow chart of trading activities:

NO	Step	Days need
1	Request for quotation	1 day
2	Making quotations	1 day
3	Offer and counter offer	3 days
4	Sending and receiving samples	3-10 days
5	Sample confirmation	3 days
6	Placing a firm order	1 day
7	Paying and receiving the down payment	1-4 day
8	Factory production & Quality inspection	15-20 days
9	Paying and receiving the balance	4 days
10	Delivery of goods	1 days

8.contact