ABB NS44ES-20 Contactor Relay
Product Overview and Technical Specifications
Product Details
Product Name: NS44ES-20 24V50/60HZ Contactor Relay
Product ID: 1SBH101004R2044
EAN: 3471523015203
Description: The NS44ES-20 is an 8-pole contactor relay from ABB, featuring spring terminal versions of the NS... range. It is designed for switching auxiliary circuits and control circuits. Key features include mechanically-linked auxiliary contacts compliant with IEC 60947-5-1 Annex L, and an AC-operated control circuit with a laminated magnet. A wide range of accessories is available.
Ordering Information
| Minimum Order Quantity | 32 piece |
|---|---|
| Customs Tariff Number | 85364900 |
Popular Downloads
- Instructions and Manuals: 1SBC101020M9701
- CAD Dimensional Drawing: 2CDC001079B0201
Dimensions
| Product Net Width | 45 mm |
|---|---|
| Product Net Depth / Length | 110.7 mm |
| Product Net Height | 68 mm |
| Product Net Weight | 0.26 kg |
Technical Specifications
| Number of Auxiliary Contacts NO | 4 |
|---|---|
| Number of Auxiliary Contacts NC | 4 |
| Standards | IEC 60947-5-1 and EN 60947-5-1, UL 508, CSA C22.2 N°14 |
| Rated Operational Voltage | Auxiliary Circuit: 690 V Main Circuit: 690 V |
| Rated Frequency (f) | Auxiliary Circuit: 50 / 60 Hz |
| Conventional Free-air Thermal Current (Ith) | acc. to IEC 60947-5-1, θ = 40 °C: 10 A |
| Rated Operational Current AC-15 (Ie) | (24/127 V): 6 A (220/240 V): 4 A (400/440 V): 3 A (500 V) NC: 2 A (500 V): 2 A (690 V): 2 A |
| Rated Short-time Withstand Current Low Voltage (Icw) | for 0.1 s: 140 A for 1 s: 100 A |
| Maximum Electrical Switching Frequency | AC-15: 1200 cycles per hour DC-13: 900 cycles per hour |
| Rated Operational Current DC-13 (Ie) | (24 V): 6 A / 144 W (48 V): 2.8 A / 134 W (72 V): 1 A / 72 W (110 V): 0.55 A / 60 W (125 V): 0.55 A / 69 W (220 V): 0.27 A / 60 W (250 V): 0.27 A / 68 W |
| Rated Insulation Voltage (Ui) | acc. to IEC 60947-5-1 and VDE 0110 (Gr. C): 690 V acc. to UL/CSA: 600 V |
| Rated Impulse Withstand Voltage (Uimp) | Auxiliary Circuit: 6 kV |
| Maximum Mechanical Switching Frequency | 3600 cycles per hour |
| Rated Control Circuit Voltage (Uc) | 50 Hz: 24 V 60 Hz: 24 V |
| Operate Time | Between Coil De-energization and NC Contact Closing: 7 ... 22 ms Between Coil De-energization and NO Contact Opening: 5 ... 19 ms Between Coil Energization and NC Contact Opening: 6 ... 18 ms Between Coil Energization and NO Contact Closing: 9 ... 24 ms |
| Connecting Capacity Auxiliary Circuit | Flexible with Ferrule: 1/2x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule: 1/2x 0.75 ... 1.5 mm² Rigid: 1/2x 0.75 ... 2.5 mm² |
| Connecting Capacity Control Circuit | Flexible with Ferrule: 1/2x 0.75 ... 2.5 mm² Flexible with Insulated Ferrule: 1/2x 0.75 ... 1.5 mm² Rigid: 1/2x 0.75 ... 2.5 mm² |
| Wire Stripping Length | Auxiliary Circuit: 10 mm Control Circuit: 10 mm |
| Degree of Protection | Auxiliary Terminals: acc. to IEC 60529, IEC 60947-1, EN 60529 IP20 Coil Terminals: acc. to IEC 60529, IEC 60947-1, EN 60529 IP20 |
| Terminal Type | Spring Terminals |
Environmental Specifications
| Ambient Air Temperature | Storage: -60 ... +80 °C Operation (Free Air): -40 ... 70 °C |
|---|---|
| Climatic Withstand | Category B according to IEC 60947-1 Annex Q |
| Maximum Operating Altitude Permissible | Without Derating: 3000 m |
| Resistance to Vibrations (IEC 60068-2-6) | 5 ... 300 Hz, 3 g (Closed position) / 2 g (Open position) |
| Resistance to Shock (IEC 60068-2-27) | Closed, Shock Direction C1: 19 g Closed, Shock Direction C2: 16 g Open, Shock Direction C1: 8 g Open, Shock Direction C2: 13 g Shock Direction A: 20 g Shock Direction B1: 5 g Shock Direction B2: 15 g |
| RoHS Status | Following EU Directive 2002/95/EC August 18, 2005 and amendment |
Certificates and Declarations
| Certificate Type | Reference |
|---|---|
| CB Certificate | CB_CN_32453 |
| CCC Certificate | CCC_2007010305248106 |
| CQC Certificate | CQC2007010305248106 |
| Declaration of Conformity - CCC | 2020980304001219 |
| Declaration of Conformity - CE | 1SBD250016U1000 |
| Declaration of Conformity - UKCA | 1SBD250051U1000 |
| GOST Certificate | GOST_POCCCNME77B07821.pdf |
| UL Certificate | UL_220108-E312527A |
Container Information
| Package Level | Units | Width | Depth / Length | Height | Gross Weight | EAN |
|---|---|---|---|---|---|---|
| Level 1 | 1 piece | 72 mm | 115 mm | 48 mm | 0.26 kg | 3471523015203 |
| Level 2 | 32 piece | 250 mm | 315 mm | 195 mm | 8.32 kg | |
| Level 3 | 768 piece |
Classifications
| Classification System | Code | Description |
|---|---|---|
| Object Classification Code | K | |
| ETIM 4 | EC000196 | Contactor relay |
| ETIM 5 | EC000196 | Contactor relay |
| ETIM 6 | EC000196 | Contactor relay |
| ETIM 7 | EC000196 | Contactor relay |
| ETIM 8 | EC000196 | Contactor relay |
| eClass | V11.0: 27371001 | |
| UNSPSC | 39121529 | |
| IDEA Granular Category Code (IGCC) | 4761 | Magnet contactor, AC-switching |
Categories
Low Voltage Products and Systems → Control Products → Contactors → Block Contactors
