NS31ES-26
Product ID:69407
Updated: 2026/4/3

Key Features
- 1Withstand harsh environments with durable material construction. 2、Operate efficiently across wide temperature and altitude ranges. 3、Meet IEC, EN, UL, and CSA international safety standards. 4、Support flexible and rigid connections with ferrules for versatile wiring. 5、Extend lifespan with high cycle count and minimal maintenance needs.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Product Net Width | 45 mm | Product Net Depth / Length | 72.5 mm |
| Product Net Height | 68 mm | Product Net Weight | 0.22 kg |
| Number of Auxiliary Contacts NO | 3 | Number of Auxiliary Contacts NC | 1 |
| 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, Π= 40 °C 10 A |
| Rated Operational Current AC-15 (Ie) | (500 V) NC 2 (500 V) 2 A (690 V) 2 A (24 / 127 V) 6 A (220 / 240 V) 4 A (400 / 440 V) 3 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 230 V 60 Hz 230 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 | acc. to IEC 60529, IEC 60947-1, EN 60529 Auxiliary Terminals IP20 acc. to IEC 60529, IEC 60947-1, EN 60529 Coil Terminals IP20 | Terminal Type | Spring Terminals |
| Ambient Air Temperature | Close to Contactor for Storage -60 ... +80 °C Near Contactor for Operation in 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 Shock acc. to 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 |
| Resistance to Vibrations | 3g Closed Position & 2g Open Position 5 ... 300 Hz | Object Classification Code | K |
| ETIM 7 | EC000196 - Contactor relay | ETIM 8 | EC000196 - Contactor relay |
| ETIM 9 | EC000196 - Contactor relay | eClass | V11.0 : 27371001 |
| UNSPSC | 39121529 | IDEA Granular Category Code (IGCC) | 4761 >> Magnet contactor, AC-switching |
| Manufacturer ID | 1SBH101004R2631 |
Specifications may be subject to change without notice
