Undervoltage release, for delay unitUndervoltage release for switch frame size NZM2 /3, for combination with separate delay unit
Undervoltage release, for delay unit
Undervoltage release for switch frame size NZM2 /3, for combination with separate delay unit
| Product range | Accessories |
| Accessories | Undervoltage release |
| Accessories | Undervoltage releases, off-delayed |
| Standard/Approval | IEC |
| Construction size | NZM2/3 |
| Description | Special releases for combining with separate delay time. For use with emergency-stop devices in connection with an emergency-stop button. not UL/CSA approved UVU-NZM delay unit is additionally required. Cannot be installed simultaneously with separate NZM...-XHIV early-make auxiliary contact or NZM...-XA... shunt release. |
| Connection type | With bolt connection |
| Auxiliary contacts | without auxiliary contact |
| For use with | NZM2(-4), N(S)2(-4) NZM3(-4), N(S)3(-4) |
| Rated operational voltage [Ue] [Ue ] | 18 V DC |
| Terminal capacities >Solid or flexible conductor, with ferrule |
1 x (0,75 - 2,5) 2 x (0,75 - 2,5) mm2 |
| Terminal capacities | 1 x (18 … 14) 2 x (18 … 14) AWG |
| 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 | 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 Insulation properties >10.9.2 Power-frequency electric strength |
Is the panel builder´s responsibility. |
| 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. |
| Rated control supply voltage Us at AC 50HZ | 0 - 0 V |
| Rated control supply voltage Us at AC 60HZ | 0 - 0 V |
| Rated control supply voltage Us at DC | 0 - 0 V |
| Voltage type for actuating | DC |
| Type of electric connection | Screw connection |
| Number of contacts as normally open contact | 0 |
| Number of contacts as normally closed contact | 0 |
| Number of contacts as change-over contact | 0 |
| Delayed | Yes |
| Suitable for power circuit breaker | Yes |
| Suitable for off-load switch | Yes |
| Suitable for motor safety switch | No |
| Suitable for overload relay | No |
| Product Standards | UL489; CSA-C22.2 No. 5-09; IEC60947, CE marking |
| UL File No. | E140305 |
| UL Category Control No. | DIHS |
| CSA File No. | 022086 |
| CSA Class No. | 1437-01 |
| North America Certification | UL listed, CSA certified |
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