model MA4SD MA4SDIpower supply voltage 100 – 240 VAC 50/60 Hz, 24 – 240 VDC UniversalPermissible voltage variation rate ±10% of the power supply voltageConsume electricity Approximately 3.8 VA (100 – 240 VAC 60 Hz), approximately 1.9 W (24 – 240 VDC)Recovery time Below 100 msAction time range 1 ~ 300 secondsAction time error Repeatability error: below ±0.3%

Setting error: ±5% or less

Voltage error: ±0.5% or less

Temperature error: ±2% or less (percentage of maximum scale graduation)Δ conversion time error ±25% or lessControl output Action mode Power On StartContact configuration Y contact: 1a, Δ contact: 1a Y contact: 1a, Δ contact: 1a, Clockwise contact: 1aContact capacity 250 VAC 5 A load impedanceRelay lifespan ▪ Mechanical: Over 5 million cycles

▪ Electrical: Over 100,000 cycles (250 VAC 5 A load impedance)Insulation resistance 100 MΩ or higher (500 VDC mega-base, conductive terminals and exposed non-conductive metal portions)Withstand voltage 2,000 VAC 50/60 Hz 2 minutes (conductive terminals and exposed non-conductive metal parts)Anti-interference ±2 kV (between operating power terminals, pulse width ±1 μs, square wave interference emitted by the interference simulator)Vibration resistance 10 – 55 Hz (1 minute), dual amplitude 0.75 mm, X, Y, Z directions, 1 time.Impact resistance 300 m/s² (30G) X, Y, Z, 3 times in each directionOperating environment temperature and humidity -10 ~ 55 ℃, 35 ~ 85 % RH (but no condensation)Storage temperature -25 ~ 65 ℃Certification weight Approximately 95g (including the mounting bracket