产品参数：
输入电压：176-264V AC
输出电压：50-100V DC
输出功率：55W
输出电流：900mA
频率范围：47-63Hz
功率因数：≥0.92
效率：> 98％
IP速率：IP67
保护：OCP，SCP，OVP和OTP
工作温度：-30-60°C
存储温度：-40-70°C
湿度范围：10〜90％RH
恒流精度：±5％
安全合规性：EN61347-2-13，EN61347-1
EMC：EN55015，EN61000-3-2，EN61547，GB17743，GB17625.1
MTBF：在25℃下≥60,000小时

特征：

1. 恒流模式电源
2. 保护：短路/过载/过电压/过温
3. 内置PFC功能，PF：> 0.92
4. 通过自由空气对流冷却
5. 适用于各种LED照明，LED路灯照明和移动标志应用
6. IP67设计用于室内和室外安装
7. 内置恒流限流电路（CC + CV模式）
8. 符合全球照明安全规定

Product parameters:
Input voltages: 176-264V AC
Output voltage: 50-100V DC
Output power: 55W
Output current: 900mA
Frequency range: 47-63Hz
Power factor: ≥0.92
Efficiency: ﹥98%
IP rate: IP67
Protections: OCP, SCP, OVP and OTP
Operating temperatures: -30-60°C
Storage temperatures: -40-70°C
Humidity range: 10 to 90% RH
Constant current precision: ±5%
Safety compliance: EN61347-2-13, EN61347-1
EMC: EN55015, EN61000-3-2, EN61547, GB17743, GB17625.1
MTBF: ≥60,000 hours at 25°C

Features:

1. Constant current mode power supply
2. Protection: short-circuit/overload/over-voltage/over-temperature
3. Built-in PFC function, PF: ﹥0.92
4. Cooling by free air convection
5. Suitable for all kinds of LED lighting, LED street lighting and moving sign applications
6. IP67 design for indoor and outdoor installations
7. Built-in constant current limiting circuit (CC + CV mode)
8. Compliance to worldwide safety regulations for lighting