Cart
0
Product
Products
(empty)
No products
$0.00
Total
Product successfully added to your shopping cart
Quantity
Total
There are 0 items in your cart.
There is 1 item in your cart.
Total products
Total
View larger
NZMC3-S320 109677 Y7-109677 EATON ELECTRIC NZM Auto Int., 4P, 320A
NZMC3-S320
109677
Y7-109677
EATON-MOELLER
NZM Auto Int., 4P, 320A
NZMC3-S320
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 320A, busbar terminal for CU C, frame 3, S320
Circuit-breaker NZM3, 3 pole, Switching capacity 400/415 V 50 Hz( Icu ): 36 kA, Rated current = rated uninterrupted current( In = Iu ): 320 A, Installation type: Fixed, Screw connection, Standard/Approval: IEC, Protective function: Short-circuit protection
Low-voltage industrial components > Power circuit-breaker for trafo/generator/installation protection
Circuit Breakers NZM
Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
Related products
▲Best sellers
▲More info
▲General specifications
| Product Name | Eaton Moeller series NZM molded case circuit breaker magnetic |
| Catalog Number | 109677 |
| Model Code | NZMC3-S320 |
| EAN | 4015081092635 |
| Product Length/Depth | 166 mm |
| Product Height | 275 mm |
| Product Width | 140 mm |
| Product Weight | 5.8 kg |
| Compliances | RoHS conform |
| Certifications | IEC/EN 60947 IEC |
Delivery program
| Application | Use in unearthed supply systems at 690 V |
| Type | Circuit breaker |
| Circuit breaker frame type | NZM3 |
| Number of poles | Three-pole |
| Amperage Rating | 320 A |
| Release system | Thermomagnetic release |
| Special features |
|
Technical Data - Electrical
| Voltage rating | 690 V - 690 V |
| Rated operational current | 279 A (400 V AC-3, making and breaking capacity) |
| Amperage Rating | 320 A |
| Short-circuit total breaktime | < 10 ms |
| Electrical connection type of main circuit | Screw connection |
| Isolation | 300 V AC (between the auxiliary contacts) 500 V AC (between auxiliary contacts and main contacts) |
| Utilization category | A (IEC/EN 60947-2) |
| Overvoltage category | III |
| Pollution degree | 3 |
| Lifespan, electrical | 2000 operations at 400 V AC-3 5000 operations at 400 V AC-1 2000 operations at 690 V AC-3 3000 operations at 690 V AC-1 2000 operations at 415 V AC-3 |
| Direction of incoming supply | As required |
Technical Data - Mechanical
| Mounting Method | Built-in device fixed built-in technique Fixed |
| Mounting Method | Built-in device fixed built-in technique Fixed |
| Degree of protection | IP20 (basic degree of protection, in the operating controls area) IP20 |
| Degree of protection (IP), front side | IP40 (with insulating surround) IP66 (with door coupling rotary handle) |
| Degree of protection (terminations) | IP10 (tunnel terminal) IP00 (terminations, phase isolator and strip terminal) |
| Shock resistance | 20 g (half-sinusoidal shock 20 ms) |
| Climatic proofing | Damp heat, cyclic, to IEC 60068-2-30 Damp heat, constant, to IEC 60068-2-78 |
| Special features |
|
| Lifespan, mechanical | 15000 operations |
Technical Data - Mechanical - Terminals
| Terminal capacity (control cable) | 0.75 mm² - 2.5 mm² (1x) 0.75 mm² - 1.5 mm² (2x) |
| Terminal capacity (copper busbar) | M10 at rear-side screw connection Min. 20 mm x 5 mm direct at switch rear-side connection Max. 30 mm x 10 mm + 30 mm x 5 mm direct at switch rear-side connection Max. 10 mm x 50 mm (2x) at rear-side width extension |
| Terminal capacity (copper solid conductor/cable) | 300 mm² (2x) at rear-side width extension 16 mm² (1x) at tunnel terminal 16 mm² (1x) direct at switch rear-side connection 16 mm² (2x) at box terminal 16 mm² (2x) direct at switch rear-side connection |
| Terminal capacity (copper stranded conductor/cable) | 25 mm² - 240 mm² (1x) direct at switch rear-side connection 35 mm² - 240 mm² (1x) at box terminal 16 mm² - 185 mm² (1x) at 1-hole tunnel terminal 25 mm² - 120 mm² (2x) at box terminal 25 mm² - 240 mm² (2x) direct at switch rear-side connection |
| Terminal capacity (copper strip) | 10 segments of 50 mm x 1 mm (2x) at rear-side width extension Max. 10 segments of 24 mm x 1 mm + 5 segments of 24 mm x 1 mm Max. 10 segments of 32 mm x 1 mm + 5 segments of 32 mm x 1 mm at rear-side connection (punched) Min. 6 segments of 16 mm x 0.8 mm at box terminal Min. 6 segments of 16 mm x 0.8 mm at rear-side connection (punched) Max. 8 segments of 24 mm x 1 mm (2x) at box terminal |
Design verification as per IEC/EN 61439 - technical data
| Equipment heat dissipation, current-dependent | 78.64 W |
Design verification as per IEC/EN 61439
| 10.2.2 Corrosion resistance | Meets the product standard's requirements. |
| 10.2.3.1 Verification of thermal stability of enclosures | Meets the product standard's requirements. |
| 10.2.3.2 Verification of resistance of insulating materials to normal heat | Meets the product standard's requirements. |
| 10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects | Meets the product standard's requirements. |
| 10.2.4 Resistance to ultra-violet (UV) radiation | Meets the product standard's requirements. |
| 10.2.5 Lifting | Does not apply, since the entire switchgear needs to be evaluated. |
| 10.2.6 Mechanical impact | Does not apply, since the entire switchgear needs to be evaluated. |
| 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 | Meets the product standard's requirements. |
| 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. |
| 10.9.2 Power-frequency electric strength | Is the panel builder's responsibility. |
| 10.9.3 Impulse withstand voltage | Is the panel builder's responsibility. |
| 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. |
Additional information
| Functions | Short-circuit protection |
| Feature Name | Feature Value |
|---|---|
| Rated permanent current Iu (EF001389) | 320 A |
| Rated voltage (EF003977) | 690 V |
| Rated short-circuit breaking capacity Icu at 400 V, 50 Hz (EF007048) | 36 kA |
| Overload release current setting (EF002336) | 0 A |
| Adjustment range short-term delayed short-circuit release (EF007129) | 0 A |
| Adjustment range undelayed short-circuit release (EF007131) | 2560 A |
| Device construction (EF008240) | Built-in device fixed built-in technique |
| Integrated earth fault protection (EF007296) | No |
| Type of electrical connection of main circuit (EF006819) | Screw connection |
| Suitable for DIN rail (top hat rail) mounting (EF007250) | No |
| DIN rail (top hat rail) mounting optional (EF008904) | No |
| Number of auxiliary contacts as normally closed contact (EF001377) | 0 |
| Number of auxiliary contacts as normally open contact (EF001376) | 0 |
| Number of auxiliary contacts as change-over contact (EF003531) | 0 |
| With switched-off indicator (EF007006) | No |
| With integrated under voltage release (EF001390) | No |
| Number of poles (EF001391) | 3 |
| Position of connection for main current circuit (EF006671) | Front |
| Type of control element (EF006976) | Rocker lever |
| Complete device with protection unit (EF008906) | Yes |
| Motor drive integrated (EF006697) | No |
| Motor drive optional (EF007386) | Yes |
| Degree of protection (IP) (EF005474) | IP20 |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE EATON EN .pdf | 38 Mbytes |
|
| NZMC3-S320 Y7-109677 109677 EN_119860.pdf | 627 Kbytes |
|
Reviews (0) ▲
No customer reviews for the moment.
Add Review
hide form
| Rating: |
|
| Name: | |
| Email: | |
| Subject: | |
| Text: | |
| Do you recommend this product to buy? | |
|
|
|
| Add review | |
All ratings we receive from the items we offer are real and verified. A small gesture, but a lot of value. That's why we thank you for that minute you invest in leaving us your opinion and qualification about the products, because it helps us to continue improving and to offer you a service of even higher quality.