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| Categories | Motor Protection Relay | 
|---|---|
| Brand Name: | GINRI | 
| Model Number: | MDB-501F | 
| Certification: | CE | 
| Place of Origin: | China | 
| MOQ: | 10Pcs | 
| Payment Terms: | L/C, T/T, Western Union,paypal | 
| Supply Ability: | 20000Pcs per Month | 
| Delivery Time: | 5-8 working days | 
| Packaging Details: | 1 relay in individual package ,5 pcs in middle box | 
| Model: | MDB-501F | 
| Struction: | Seperate | 
| Weight: | 600g | 
| Mounting: | flush Mounting | 
GINRI MDB-501Z Voltage Current Phase Monitor Earth Fault Overload
Control Motor Protection Relay
♦ Features
-- Compact modular size
-- Built-in LCD and keypad afford a precise,digital setting
-- Three-phase monitoring of
short-circuit,locked-rotor,overcurrent, undercurrent, phase loss,
phase unbalance,overload alarm
-- 1 or 2 phase monitoring of overvoltage,undervoltage
-- Earth fault (should couple with ZCT)
-- RS-485 communication port
-- DC4-20 mA analog output
-- Separated output contacts,two for trip,one for alarm
-- 4 LEDs for status indication
-- Fault recording with last 3 faults
♦ Protective Functions
-- Overload(Overcurrent)
-- Underload(Undercurrent)
-- Current Unbalance
-- Phase loss(Failure)
-- Current unbalance(Asymmetry)
-- Lock-rotor
-- Short circuit
-- Earth Fault
-- Overvoltage
-- Undervoltage
♦ Typical Applications
-- Pumps -- Fans -- Refrigeration Units -- Blowers
-- Motors -- Compressors -- Lifts,Elevators
-- Cranes -- Mining excavators and conveyors
♦ Technical data
| Model | MDB-501F | 
| Structure | Separate | 
| Power supply | AC220V,AC380V,50/60Hz | 
| current Range | 0.3-16A,3-160A,10-999A | 
| Measurement Error | 1% | 
| Time-current characteristic | Definite & Inverse selectable | 
| Reset mode | Manual/Auto/Power cycle | 
| RS-485 Protocol | Modbus RTU | 
| Output type | Trip:1 NO+NC, Alarm: 1NO | 
| Power consumption | ≤ 5VA | 
| Weight | 600g | 
| contact capacity | 5A 250VAC,3A 380VAC | 
| Dimension(L*W*D) | 90*70*106.5mm | 
| Mounting | Flush Mount | 

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