LND4450 Sensata

LN SERIES AC OUTPUT LOW NOISE SOLID STATE RELAYS The LN Series of panel mounted Solid State Relays offer reliable back-to-back SCR switching up to 75 Amps at 528 VAC, coupled with a patented trigger circuit design which allows the SSR to switch resistive loads with minimal electromagnetic noise generated, ideal for use in commercial, residential and medical applications. UL recognized and TUV certified, the LN series offers superior performance in applications that demand reliable switching and low emitted noise. Features Rating up to 75A 48-528 VAC per channel Zero Voltage Turn-On Switching Conformance with IEC60947-4-3 Environment B for low voltage domestic, commercial and light industrial locations/installations Patented Low Noise trigger circuit IP20 touch-safe housing is available Built-in Input/Output over-voltage protection LED Input Status Indicator 3500 VAC Optical isolation EMC Compliant to level III Applications Commercial ovens Professional cooking equipment Household appliances Medical equipment LOW NOISE PRODUCT SELECTION Output Voltage 25 A 50 A 75 A LND2425 LND2450 LND2475 24-280 VAC LND4425 LND4450 LND4475 48-528 VAC SPECIFICATIONS (1) Output Voltage Description LND24XX LND44XX 24-280 48-528 Operating Voltage (47-63Hz) V RMS (2) 500 800 Transient Overvoltage Vpk Maximum Off-State Leakage Current 1 1 Rated Voltage mA RMS Zero Crossing Level Maximum Vpk 20 Minimum Off-State dV/dt Maximum 500 Rated Voltage V/sec Page 1 www.sensata.com Copyright 2019 Sensata Technologies, Inc.(1) Output Description LNDXX25 LNDXX50 LNDXX75 25 50 75 Load Current, LC A IEC62314 Ue=480VAC, (3) 40C A RMS 100 Minimum Load Current mA RMS 239/250 597/625 1145/1200 Maximum 1 Cycle Surge Current (50/60Hz) Apk 85 150 225 1 Second surge current (Apk. Ta=25C) 50/60 Hz 1.3 1.25 1.15 Maximum On-State Voltage Drop Rated Current V rms 285/259 1770/1621 6560/5976 Maximum 1/2 Cycle I t for Fusing (50/60Hz) A sec 0.8 0.45 0.27 Thermal Resistance Junction to Case (Rjc) C/W Maximum Power Dissipation Rated 32.5 62.5 86.25 Current W Recomended Heat Sink for Rated Current 2 1 0.7 40C C/W Minimum Power Factor (at Maximum load) 0.7 (1) Input Description LND24XX LND44XX (4) 4.8 - 32 Control Voltage Range VDC 32 Maximum Reverse Voltage VDC Minimum Turn-On Voltage VDC 4.8 1.1 Minimum Turn-Off Voltage VDC 8 15 Minimum Input Current (for on-state) mA 16 27 Maximum Input Current mA Current Regulated Nominal Input Impedance 1/2 Cycle Maximum Turn-On Time 1/2 Cycle Maximum Turn-Off Time (1) General Description Parameters 3500 Dielectric Strength, Input to Output (50/60Hz) V RMS 4000 Dielectric Strength, Input/Output to Case (50/60Hz) V RMS 9 10 Minimum Insulation Resistance ( 500 VDC) 12 Maximum Capacitance, Input/Output pF -40 to 80 Ambient Operating Temperature Range C (5) (5) -40 to 100 Ambient Storage Temperature Range C 2.6/74.9 Weight (typical) oz/g Page 2 www.sensata.com Copyright 2019 Sensata Technologies, Inc.