![[Mitsubishi Electric] - DU-N30 DC Magnetic Contactor (AC Operated, 2a1b Main, 5.5kW at DC220V)](https://img.prosourcemro.com/2026/08/Mstn-photo-du-n30-1.png)
Magnetic Contactors
MITSUBISHI ELECTRIC
[Mitsubishi Electric] - DU-N30 DC Magnetic Contactor (AC Operated, 2a1b Main, 5.5kW at DC220V)
Family ID: MEL-DU-N30
Mitsubishi Electric MS-T/N series DU-N30 DC magnetic contactor for DC motor control and general DC circuit switching at DC440V and below, including variable speed drive applications and dynamic braking. AC operated coil with 2a1b main contacts and 2a2b twin auxiliary contacts applicable down to DC20V 5mA. Rated capacity 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V in two-pole series connection, open thermal current 60A, rated insulation voltage 660V, coil power consumption 2.2W. Reversing type DU-2XN30 is available on the same frame. Auxiliary contact units UN-AX and charged-part protection cover units UN-CZ from the MS-N series are applicable. Mechanical durability 2,500,000 operations, electrical durability 500,000 operations at 1200 operations per hour. Compliant with JEM1038 DC2 and DC4 class and JIS C8201-5-1. AC operated DC excited electromagnet suppresses coil humming and provides a wide-input common rating coil with built-in surge absorption.
14 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| DU-N30 AC24V | DU-N30 DC contactor, AC24V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC24V · Coil Rating: 24V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC24V | DU-2XN30 DC contactor, AC24V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC24V · Coil Rating: 24V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC48V | DU-N30 DC contactor, AC48V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC48V · Coil Rating: 48-50V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC48V | DU-2XN30 DC contactor, AC48V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC48V · Coil Rating: 48-50V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC100V | DU-N30 DC contactor, AC100V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC100V · Coil Rating: 100-127V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC100V | DU-2XN30 DC contactor, AC100V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC100V · Coil Rating: 100-127V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC200V | DU-N30 DC contactor, AC200V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC200V · Coil Rating: 200-240V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC200V | DU-2XN30 DC contactor, AC200V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC200V · Coil Rating: 200-240V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC300V | DU-N30 DC contactor, AC300V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC300V · Coil Rating: 260-350V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC300V | DU-2XN30 DC contactor, AC300V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC300V · Coil Rating: 260-350V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC400V | DU-N30 DC contactor, AC400V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC400V · Coil Rating: 380-440V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC400V | DU-2XN30 DC contactor, AC400V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC400V · Coil Rating: 380-440V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-N30 AC500V | DU-N30 DC contactor, AC500V coil, 2a1b main contacts, non-reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Non-reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC500V · Coil Rating: 460-550V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 | ||
| DU-2XN30 AC500V | DU-2XN30 DC contactor, AC500V coil, 2a1b main contacts, reversing | Mitsubishi Electric | Type: DC magnetic contactor for DC440V or less · Frame: DU-N30 · Configuration: Reversing · Operation: AC operated · Main Contact: 2a1b · Coil Designation: AC500V · Coil Rating: 460-550V 50/60Hz · Aux Contact: 2a2b · Rated Capacity General DC Motor 2-Pole Series: 3.7kW at DC110V, 5.5kW at DC220V, 7.5kW at DC440V · Rated Current General DC Motor 2-Pole Series: 40A at DC110V, 30A at DC220V, 20A at DC440V · Rated Current Variable Speed Control 2-Pole Series: 50A at DC110V, 50A at DC220V, 40A at DC440V · Breaking Capacity 2-Pole Series: 160A at DC110V, 120A at DC220V, 80A at DC440V · Closing Current Capacity: 160A · Open Thermal Current Ith: 60A on a contact, 50A on b contact · Rated Insulation Voltage: 660V · Coil Power Consumption: 2.2W · Switching Frequency: 1200 operations/h · Durability: Mechanical 2,500,000 operations, Electrical 500,000 operations · Standards: JEM1038 DC2 and DC4 class, JIS C8201-5-1 |
