NZSI-XXWYYY-A4F Flicker-Free LED Driver
NZSI-XXWYYY-A4F Flicker-Free LED Driver

NZSI-XXWYYY-A4F Flicker-Free LED Driver

NZSI series driver is flicker free, including on/off and triac dimmable version. The triac dimmable one is well compatible with various dimmers. It has strong resistance to fluctuations for the power grid. When Ta<=40℃, Those independent controlgears that can be abutted against normally flammable materials, including   building insulation, and can  be covered in normal use. The whole series is with junction box which able to connect mains cable Ø0.75-2.5mm².

  • Flicker free
  • External constant current led driver
  • Triac dimming version: input wattage 5-35W, output current 100-870mA
  • On/off version: input wattage 13-50W, output current 300-1250mA
  • Nominal life-time up to 50,000 h
  • When Ta<=40℃, it can be covered under thermal insulation material directly
  • Suit for Class I and Class II led luminaire
  • Temperature protection as per EN 61347-2-13 C5e

Application: Widely used in various led downlight, led panel light, led ceiling light, led batten light and so on.

Model NZSI-30W750-A4F NZSI-50W1250-A4F
Function   -
Input Input POWER 30/25/20/15W 50/45/40/35W
Input Voltage AC198-264V
Rated Input Voltage(V) AC220-240V
Frequency 50/60HZ  
Input Current ≤0.18A ≤0.29A
Rated Input Current ≤0.16A ≤0.26A
Power Factor(typ) >0.9  
Total harmonic distortion(THD) <20%@230V  
Efficiency(typ) ≥89%(@230VAC full load) ≥91%(@230VAC full load)
Inrush current(Typ.) 14.6A/312uS 15.6A/372uS
Leakage current <0.7mA@AC230V
No load wattage <0.5W@AC230V
Output Output Voltage range DC30-38V
Rated output current 750/620/500/360mA 1250/1150/1000/870mA
Line Regulation ±5%
Open circuit voltage(max) 50V
Setup time(note1) <500ms @230V
Flickering Index(IEEEStd 1789) <1%(LOW Risk)
IEC-PST/CIE(SVM) PST≤1/SVM≤0.4
Protection Short circuit protection PASS
Over voltage protection PASS
Over temperature protection PASS
Maximum case temperature tc 90℃
Operating temperature -20 +40 °C
Storage temperature/humidity -25… +85 °C; 5-95% RH
Relative humidity 5…85%
Environmental rating Indoor
IP rating IP20
Life time >50,000H @25°C
SAFFTY&EMC Safety standards BS EN/EN61347-1, BS EN/EN61347-2-13 independent, BS EN/EN62384
Withstand voltage I/P-O/P:3.75KVAC
Isolation Resistance I/P-FG: 500VDC, ≥4M Ω
Surge IEC/EN61000-4-5(L-N:2KV )
EMC EMISSION BS EN/EN55015, BS EN/EN61000-3-2 Class C ; BS EN/EN61000-3-3
EMC IMMUNITY BS EN/EN61000-4-2,3,4,5,6,8,11; BS EN/EN61547
Other Dimension L143.8*W49*H28.5mm L171.8*W54.1*H32.5mm
Weight 230g 380g
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