NH fuse-switch 3p flange connection M10 max. 300 mm²; mounting plate; light fuse monitoring; NH3NH fuse switch-disconnector 3 pole with M10 flat terminal max. 300 mm²; mounting plate; light fuse monitoring with LED; for NH3 fuse-links; optionally lockable with XNH-XLOCK and padlock
NH fuse-switch 3p flange connection M10 max. 300 mm²; mounting plate; light fuse monitoring; NH3
NH fuse switch-disconnector 3 pole with M10 flat terminal max. 300 mm²; mounting plate; light fuse monitoring with LED; for NH3 fuse-links; optionally lockable with XNH-XLOCK and padlock
Basic function | Fuse control - light |
Number of poles | 3 pole |
Mounting type | DIN rails Mounting plate |
Size | 3 |
Type of connection | Flat connection |
Rated operational current [Ie] | 630 A |
Front degree of protection (XNH installed) | IP20 (Operating status) IP2XC (Contact protection) IP10 (Handle cover open) |
Rated operational voltage [Ue ] | 690 V AC |
Rated operational voltage [Ue] | 440 V DC |
Rated conditional short-circuit current | 120 (500 V) 100 (690 V) kA |
Flammability characteristics | Self-extinguishing as per UL 94 |
Description | Current paths of electrolytic copper, silver-plated With optical signalling of triggered fuse-links |
Standards | IEC/EN 60947-3 |
Rated operational voltage [Ue ] | 690 V AC |
Rated operational voltage [Ue] | 440 V DC |
Rated operational current [Ie] | 630 A |
Rated frequency [f] | 40 - 60 Hz |
Rated insulation voltage [Ui] | 800 V AC |
Total heat dissipation at Ith (without fuses) [Pv] | 51 W |
Heat dissipation at 80% (without fuses) [Pv] | 32.5 W |
Rated impulse withstand voltage [Uimp] | 8 kV |
Utilization category AC-23B >Rated operating voltage [Ue] |
400 V AC |
Utilization category AC-23B >Rated operating current [Ie] |
630 A |
Utilization category AC22B >Rated operating voltage [Ue] |
500 V AC |
Utilization category AC22B >Rated operating current [Ie] |
630 A |
Utilization category AC-21B >Rated operating voltage [Ue] |
690 V AC |
Utilization category AC-21B >Rated operating current [Ie] |
630 A |
Utilization category
DC-22B >Rated operating voltage [Ue] |
DC values on request V DC |
Utilization category
DC-22B >Rated operating current [Ie] |
DC values on request A |
Utilization category DC21B >Rated operating voltage [Ue] |
DC values on request V DC |
Utilization category DC21B >Rated operating current [Ie] |
DC values on request A |
Rated conditional short-circuit current | 120 (500 V) 100 (690 V) kA |
Rated short-time withstand current [Icw] | 10 kA |
Max. fuse >Size according to DIN VDE 0636-2 |
3 / 2 |
Max. fuse >Max. permitted power loss per fuse link [Pv] |
48 W |
Lifespan, electrical [Operations] | 200 |
Front degree of protection (XNH installed) | IP20 (Operating status) IP2XC (Contact protection) IP10 (Handle cover open) |
Ambient temperature | -25 - +55 °C |
Rated operating mode | Permanent operation |
Activation | Dependent manual activation |
Mounting position | Vertical, horizontal |
Altitude | Max. 2000 m |
Overvoltage category/pollution degree | III/3 |
RoHS (in accordance with Directive 2002/95/EC of the European Parliament and Council) | Yes |
Direction of incoming supply | as required |
Lockable | Yes, optional |
Sealable | Yes, Standard |
Material characteristics >Material |
Polyamide |
Material characteristics >Colour |
Grey |
Flammability characteristics | Self-extinguishing as per UL 94 |
Halogen-free | Yes |
Voltage test | Yes, sliding inspection windows |
Lifespan, mechanical [Operations] | 800 |
Track resistance | CTI 600 |
Heat deflection temperature | 125 °C |
Flange connection >Bolt diameter |
M10 |
Flange connection >Cable lug max. width |
56 mm |
Flange connection >Flat busbar |
50 x 10 mm |
Box terminal >Stranded |
95 - 300 Cu/Al mm2 |
Box terminal >Copper strip [Number of segments x width x thickness] |
6 x 16 x 0,8 - 10 x 32 x 1 mm |
Box terminal >Stranded |
auf Anfrage mm2 |
Box terminal >Copper band [Number of segments x width x thickness ] |
11 x 21 x 1 mm |
Clamp-type terminal >Stranded |
120 - 300 Cu/Al mm2 |
Double clamp-type terminal >Stranded |
2x (120 - 240) Cu/Al mm2 |
Rated operational current for specified heat dissipation [In] | 630 A |
Heat dissipation per pole, current-dependent [Pvid] | 7.3 W |
Equipment heat dissipation, current-dependent [Pvid] | 22 W |
10.2 Strength of materials and parts >10.2.2 Corrosion resistance |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.3.1 Verification of thermal stability of enclosures |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.3.2 Verification of resistance of insulating materials to normal heat |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.3.3 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric effects |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.4 Resistance to ultra-violet (UV) radiation |
Meets the product standard´s requirements. |
10.2 Strength of materials and parts >10.2.5 Lifting |
Does not apply, since the entire switchgear needs to be evaluated. |
10.2 Strength of materials and parts >10.2.6 Mechanical impact |
Does not apply, since the entire switchgear needs to be evaluated. |
10.2 Strength of materials and parts >10.2.7 Inscriptions |
Meets the product standard´s requirements. |
10.3 Degree of protection of ASSEMBLIES | Does not apply, since the entire switchgear needs to be evaluated. |
10.4 Clearances and creepage distances | Is the panel builder´s responsibility. |
10.5 Protection against electric shock | Does not apply, since the entire switchgear needs to be evaluated. |
10.6 Incorporation of switching devices and components | Does not apply, since the entire switchgear needs to be evaluated. |
10.7 Internal electrical circuits and connections | Is the panel builder´s responsibility. |
10.8 Connections for external conductors | Is the panel builder´s responsibility. |
10.9 Insulation properties >10.9.2 Power-frequency electric strength |
Ui = 800 V AC |
10.9 Insulation properties >10.9.3 Impulse withstand voltage |
Is the panel builder´s responsibility. |
10.9 Insulation properties >10.9.4 Testing of enclosures made of insulating material |
Is the panel builder´s responsibility. |
10.10 Temperature rise | The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices. |
10.11 Short-circuit rating | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
10.12 Electromagnetic compatibility | Is the panel builder´s responsibility. The specifications for the switchgear must be observed. |
10.13 Mechanical function | The device meets the requirements, provided the information in the instruction leaflet (IL) is observed. |
Version as main switch | No |
Version as safety switch | No |
Max. rated operation voltage Ue AC | 690 V |
Rated permanent current Iu | 630 A |
Rated operation power at AC-23, 400 V | 0 kW |
Conditioned rated short-circuit current Iq | 120 kA |
Rated short-time withstand current lcw | 3 kA |
Suitable for fuses | NH3 |
Number of poles | 3 |
With error protection | Yes |
Type of electrical connection of main circuit | Screw connection |
Cable entry | Other |
Equipped with connectors | No |
Suitable for ground mounting | Yes |
Suitable for front mounting 4-hole | No |
Suitable for busbar mounting | No |
Type of control element | Cover grip |
Position control element | Front side |
Motor drive optional | No |
Motor drive integrated | No |
Version as emergency stop installation | No |
Degree of protection (IP), front side | Other |
As Mnelko, we are a reliable partner in industrial automation solutions, offering high-quality and innovative products with a wide product range to meet all the needs of your business. Our product portfolio consists of solutions designed based on the principles of high performance, durability, and efficiency to support modern industrial processes.
All of our products ensure maximum reliability even in challenging working conditions and help your business operations run smoothly. The products we offer in industrial automation, energy management, cabling solutions, and many other areas adapt flexibly to the needs of different sectors.
Additionally, our products are manufactured using only high-quality materials and comply with international standards. Through the solutions we provide, we enable our customers to increase operational efficiency and optimize costs. Our company closely follows technological advancements and continuously offers innovative products to help our customers gain a competitive advantage.
On each of our product pages, you can find comprehensive information about technical details, areas of use, and product features. You can explore all the products you need to strengthen your industrial processes on our website and enjoy a seamless purchasing experience.