GBK series voltage isolation transformer effectively isolates grid stray waves, providing purer waveforms and stronger anti-interference capability. Equipped with independent air switch, one key start, intelligent isolation power supply, and automatic trip protection. Zero-ground voltage protection to ensure safety, intelligent LCD display real-time display of voltage and current. Dual national standard socket and national standard power cord design, plug and play, easy and quick to use.
Main technical parameter
| Product model | Input voltage | Output voltage | Recommended load | sizes（mm） L x W x H |
| GBK-200VA | 220±10% | 220±10% | ≤200VA | 185*280*140 |
| GBK-300VA | ≤300VA | 185*280*140 | ||
| GBK2-300VA(Multi-function display) | ≤300VA | 185*280*140 | ||
| GBK-500VA | ≤500VA | 185*265*143 | ||
| GBK2-500VA(Multi-function display) | ≤500VA | 185*265*143 | ||
| GBK-1000VA | ≤1000VA | 180*250*145 | ||
| GBK2-1000VA(Multi-function display) | ≤1000VA | 180*250*145 | ||
| GBK-2000VA | ≤2000VA | 213*350*164 | ||
| GBK2-2000VA(Multi-function display) | ≤2000VA | 213*350*164 | ||
| GBK-3000VA | ≤3000VA | 243*320*262 | ||
| GBK-4000VA | ≤4000VA | 240*410*370 | ||
| GBK-5000VA | ≤5000VA | 240*410*370 |
| Brand | ZHENGXI |
| 2model | GBK GBKseries |
| frequency | 50HZ/60HZ |
| Rated power | 500VA |
| Rated current | 2.28A |
| Recommended load | ≤500VA |
| Insulation class | Class F |
| Insulation resistance | >5MΩ |
| Working withstand voltage | 2500V 1min without breakdown |
| Working temperatu re | upper limit 40℃, lower limit -20℃ |
| Relative humidity | no more than 90% |
| Altitude | 2000m no more than 2000m |
Product analysis
① LED digital display
② Portable Handle
③ Metal Case
④ Cooling Grille
⑤ One-touch Switch
① Portable Handle
② LED digital display
③ Cooling grille
④ Metal Case
Appearance of size
Copper coil
Best quality coil
Bold wire diameterEnlarge the coil
Independent air switch 1 key startIntelligent isolated power supply
● Intelligent LCD diaplay
● Voltage and current clearly display
● Real time voltage monitoring.
● Safe and intelligent power use.
● Refuse unproper trip
Light-touch switching power supply,built-in soft-start circuit board,make the start more stable.
● LCD display
LCD output voltage More accurate
● Air switch
Exceeding the rated currentof air switch will trip automatically Protect your electricity safety
● International universal socket
International socket 220 VPort and 220 V portMore convenient to use
● Heat dissipation fence
Design of double side fenceconvenient for ventilationand heat dissipationGood heat dissipation effect
● National standard power plug
Plug and play
Easy to carry and safe to use
No need to worry about wiring
● Portable belt
Easy to carry
Fast and convenient move
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