Over/under current monitoring mode can be set by button. Applications：Used for monitoring heating in rail switches, heating cables, consumption of single-phase motors, indicates the current flow. -Relay status is indicated by LED.
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1200V 50A 3 Phase Diode Bridge Rectifier AC To DC，Charger, Aluminum Metal Case, Big Heat Sink/Cooling Block
Aliexpress UK
LCD display: The protector is equipped with an LCD screen that displays data, making it easy to read and monitor. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.
eBay
200W BLDC Brushless Motor Driver 3-Phase DC 7-24V Speed Controller Module Potentiometer DC Brushless BLDC Controller ESC
Aliexpress UK
Phase sequence protection: Yes. Relay working status is indicated by LED indicators. Phase failure protection: Yes. Output relay indication: Red LED. Temperature fluctuation error: 0.05%/°C, at=20°C.
eBay
2.2KW 3HP 220V 1 Phase Input 3 Ph Output Economical Mini VFD Variable Frequency Drive Converter for Motor Speed Control Inverter
Aliexpress UK
Single Phase Solid State Relays Module SSR DC-AC Input 3-32V to Output 24-480V. ● Number of Phases: Single Phase. 10 Amp, 20 Amp, 25 Amp, 40 Amp, 60 Amp, 70 Amp, 80 Amp, 90 Amp, 100 Amp, 120 Amp, 150 Amp.
eBay
2.2KW 380V 3 Phase Input and Output 3HP VFD Variable Frequency Drive Converter Controller for Motor Fan Speed Control Inverter
Aliexpress UK
Phase squence protection. U11: Phase squence protect, on/off. colour: grey + white. C1: Over Current, 3-63A.
eBay
220V/380V VFD 0.75KW 1.5KW 2.2KW 4KW 5.5KW 3 Phase Vector Frequency Converter Adjustable Speed Drive Variator Frequency Inverter
Aliexpress UK
Output current: 10A~120A optional. - Adopting a dedicated optoelectronic coupler for isolation, it has fast switching speed, high working frequency, long service life, low power consumption, improved product efficiency, dust and high temperature resistance.
eBay
Cloudray 42 Brushless DC Motor Driver 3-phase 12-30VDC for 10-70W BLDC Motor
Aliexpress UK
Adopt bolt fixing mode, convenient and fast. Output: 200A 380VAC. GOOD INTERFERENCE RESISTANT: Solid state relay support multi pulse trigger, bring strong interference resistant ability. Item Type: 3 Phase Solid State Relay.
eBay
CHINT NCH8 20A 25A 40A 63A Din Rail Household AC Contactor 220V 230V 380V 400V 1NO1NC 2NO 2NC 4NO 1 Single 3 Three Phase
Aliexpress UK
Item Type: Circuit Protection Relay. Connecting wires of the main circuit: The insulating copper wire has a carrying area of 1.0 to 2.5 mm. 1 x Circuit Protection Relay. When the three-phase unbalance rate x100%>10%, the protection delay 2S action.
eBay
DC 7.4V 130,000RPM Brushless Motor DC 7.4 - 8.4V 220W Ultra-high Speed BLDC 3-Phase CNC Aluminum Alloy Impeller Ducted DIY Fan
Aliexpress UK