Function and Usage
The NKY2K series switch power supply is a rail-mounted DC power supply with a wide input voltage range. It is suitable for industrial automation control systems, communication and monitoring systems, instrument devices and artificial intelligence systems, semiconductor manufacturing equipment, LED displays, machinery and electrical equipment, as the control power supply, lighting power supply, and signal power supply of the equipment.
Detail Description
Parameters:
Input Voltage Range (V): 180V~550V
Output Voltage (V): 12, 24, 48
Output Ripple and Noise: 12V≤120mV; 24V≤150mV; 48V≤200mV
Output Voltage Stability: 12V: ±1.5%; 24V, 48V: ±1%
Protection Modes: Overload Protection, Overvoltage Protection, Short Circuit Protection, Overtemperature Protection
Electromagnetic Interference: Class A (Industrial Grade)
Advantages/Core Functions:
01 High Reliability and Intelligent Protection
All protection functions: Overload, overvoltage, overtemperature, short circuit and other multiple protection functions cover all, making the usage process safer
Industrial Grade Design: -30℃~+70℃ extreme working temperature, low temperature does not reduce capacity, easily cope with various environments
Coil winding vacuum impregnation insulation treatment, higher insulation strength and mechanical strength
02 Excellent Performance
Wide range voltage input: 180V~550VAC, automatically adapt to voltage fluctuations
High-efficiency two-phase topology design: Using two-phase interleaved PFC (Power Factor Correction) + LLC resonant topology, efficiency ≥94%, reduce energy consumption and heat loss
Two-phase current sharing design: Reduce single-phase current stress, improve component life
Detail Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| Output | DC Output Voltage | 12V, 24V, 48V |
| Output Power | 60W, 120W, 240W, 480W |
| Output Ripple and Noise | ≤120mV, ≤150mV, ≤200mV |
| Output Voltage Stability | ±1.5%, ±1%, ±1% |
| Load Stability | ±1% |
| Hold Time | ≥12ms |
| Input | Input Voltage Range | 180VAC-550VAC, 254VDC-780VDC |
| Frequency Range | 47Hz~63Hz |
| Efficiency | ≥85%, ≥87%, ≥88%, ≥91%, ≥90%, ≥94% |
| Input AC Current | 0.7A/220VAC 0.4A/380VAC, 1.4A/220VAC 0.7A/380VAC, 2A/220VAC 1A/380VAC, 4A/220VAC 1.6A/380VAC |
| Input Surge Current | ≤52.5A, ≤70A, ≤100A, ≤120A |
| Protection | Overload Protection | 105%-200% Mode: Auto recovery after abnormality elimination |
| Overvoltage Protection | 105%-160% Mode: Output shutdown, restart recovery |
| Short Circuit Protection | Mode: Auto recovery after abnormality elimination |
| Overtemperature Protection | 95℃ protection Mode: Auto recovery after abnormality elimination |
| Environment | Pollution Degree | 2 |
| Overvoltage Level | Level II |
| Safety Standards and Electromagnetic Compatibility | Dielectric Strength | Between input terminal and output terminal: 3kVAC; Between input terminal and ground: 2kVAC; Between output terminal and ground: 0.5kVAC |
| Electromagnetic Compatibility Emission | Class A |
| Product Output Power Curve | Relationship between Output Power and Ambient Temperature | See Figure 1 |
| Relationship between Output Power and Input Voltage | See Figure 2 |
