Name:

230v 12v 10va PCB power transformer toroidal for lighting

Certification:  

 1.We have abtained VDE,UL,CE,ROHS,ISO9000 Approal and SGS Audit Supplier in China,

We guarantee quality is the first:

 Waterproof toroidal Transformer's Spcification:

1).WORKING AND SAFETY PROTEETION
    Eiectrostatic Shield           Magnetic Shield
√ TemperatureProtection     OverCurrent Protection

2).INSULATION
Insulation resistance test(type test):Pri.~sec. 500V DC 100 MΩMIN.
HI-POT TEST(100% test):Pass ourdielectric strength test, without any breakdown

Pri.~sec. AC 3.8kV for 5 seconds (leakage current 5mAMAX)

3).TEMPERATURE RISE
Ta=25℃Test by resistance method At rated load  
PRI.& SEC. WINDINGS’TEMPERATURE RISE 75℃MAX.

4).MAJOR MEASUREMENT FACILITIES:
HI-POT TESTER: CJ2670
INSULATION-RESISTANCE METER: ZC-7
VOL TMETER: T19-V
DC-RESISTANCE METER: QJ44
AMPEREMETER: T19/1-A

5). MAIN PARAMETERS:
Input Voltage:AC 220V   230v 110v (Define the voltage)
Output voltage:AC 12V / 24V       (Define the voltage)
Power range:105VA-1KVA

6) Waterproof toroidal Transformer's materials:

* Annular core: Cold rolling directional silicon steel
* Insulation protection: Mylar
* Core Insulation: Polyester 7C
* Primary/Secondary Winding: Enamelled copper wire
* Terminal cannula: PVC canula
* Termial uderlay: Polyester 19C
* Temperature Protection: Thermal Switch
* Pri.Insulation: Polyester 7C
* Insulation protection: Mylar
* Coating insulation: Polyester 5C
* Lead: UL WIRE
* Potted resin: Potted resin
* Body: PP+GFRP

7)Inspection subject:

a.No-load test(included no-load voltage,no-load current and no-load loss)

b.Inductive voltage test

c.Load test (Included load voltage and temperature rise)

d.Temperature rise test

e.Insulation resistance

f.Hi-Pot test

g.DC resistance test

h.Leakage inductance test

i.Surface inspection

8)Standard conditions and components:

* Transformer should meet “Short-circuit-proof safety isolating transformer (inherently

or non-inherently) IEC 61558-2-6:09”

* Thermal Switch 17AM 211 120°C Sensata Technologies or equivalent (UL E15962)

* Thermal Fuse A7-5A-F 5A/138°C Aupo Electronics or equivalent (UL E140847)

* Transformer is double insulated (Class II) with Insulation Class B 120°C

* Insulation tests 500VDC 100M ohm min and 4kV for 5 seconds at 5mA max leakage current

8)Application:

Garden light
LED underwater lamp
LED Ground light
Outdoor power Supply

 Christmas tree light

Swimming pool

9)Advantages:
100% copper wire made

Toroidal style
plastic cover :ABS fire Material of withstand high temperatures
Epoxy resin
high performance insulation
Anti-corrosion, waterproof performance

Wide Product range:

(1) UL/CUL approved class 2 transformer, from 5VA to 100VA

( 2) CE, ROHS approved, EI, UI laminated encapsulated transformers, from

      0.35VA to 60VA

(3)CE approved, AC(DC) to DC PCB mounted transformer (max power, 5VA), Pin

    layout is the same as EI30 transformers.

(4) CE ROHS approved other toroidal transformer, power 50VA up to 10000VA

(5) other EI laminated low frequency transformer, all meet ROHS requirements .

   (EI14, EI28   EI30 EI42 EI57 EI60 etc.)

(6) High frequency ferrite core transformers :ETD EE EFD SMD PQ RM series.

(9) Planar transformers, up to 6500VA

(10)Current Transformer:

split core current transformer, DC immune current transformer, PCB mounted current transformer, zero phase current transformer, precision current transformers, clamp on current transformer

(11)toroidal inductors, SMD inductors, other inductors

About us:

 Tianjin Grewin Technology Co.,ltd. has always placed great emphasis on our core

business philosophy "Quality and Honesty First ". Due to continuous innovative

research and development, technical standards and efficient.A professional leading

and a main exporter of a wide variety of electronic components in China for many Years.

3.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.

Contact Information:     

Cathy Li 

Tianjin Grewin Technology Co.,Ltd