Name :

Grewin Toroidal Waterproof Transformer With IEC

Certification:  

 1.We have abtained IEC,VDE,UL,CE,ISO9000 approval .we guarantee quality is the first.
2.waterproof Transformer's Dimension Sheet:

(Note:Rated 105VA-1000VA for devices 105VA-1000VA watts or less,

GWET-105 means 105VA size ) 

3.Waterproof outdoor 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=25ºCTest by resistance method At rated load  
PRI.& SEC. WINDINGS'TEMPERATURE RISE 75ºCMAX.

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)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

4.Application:

Garden light 

LED underwater lamp 
LED Ground light
Outdoor power Supply

Humidifier

Swimming pool

Round Enapsulated Transformer with wire leads ,power range: 25VA-6000VA 

Waterproof Encapsulated transformer Application:

1. Garden light 
2. LED underwater lamp 
3.LED Ground light
4.Outdoor power Supply
5.Audio sound field
6.Stage lighting

7.Outdoor lighting

8.Christmas Lights

Advantages:
100% copper wire made
2.Toroidal style
3.plastic cover :ABS fire Material of withstand high temperatures 
4.Epoxy resin 
4.high performance insulation 
5.Anti-corrosion, waterproof performance
Main parameters:
Input Voltage:AC 220V   230v 110v (Define the voltage) 
Output voltage:AC 12V / 24V       (Define the voltage)
Power range:25VVA-6KVA

5.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