It is a Compact NSXm earth leakage circuit breaker with Micrologic Vigi 4.1 trip unit, 25A, 70kA at 415VAC. It is designed for all LV standard applications. It provides an embedded earth leakage protection for distribution systems supplied by transformers. It introduces new features like Everlink connectors technology. It offers built-in DIN rail & plate mounting capability and spring type auxiliaries externally visible. This 3 poles Earth Leakage Circuit Breaker (ELCB) is one of the smallest on the market. The dimensions are 108mm (W) x 144mm (H) x 80mm (D). It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.
Main
| Characteristic | Value(s) |
|---|---|
| Range | ComPact |
| product name | ComPact NSXm |
| Range of product | ComPact NSXm |
| Device short name | NSXm 25H |
| Product or component type | Earth leakage circuit breaker |
| Device application | Distribution Protection |
| Number of poles | 3P |
| Protected poles description | 3D |
| [In] rated current | 25 A at 40 °C |
| [Ue] rated operational voltage | 440 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category A |
| [Icu] rated ultimate short-circuit breaking capacity | 100 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA Icu at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 |
| Performance level | H 70 kA 415 V AC |
| Trip unit name | MicroLogic 4.1 |
| Trip unit technology | Electronic |
| Trip unit protection functions | LSoIR |
| control type | Toggle |
| Circuit breaker mounting mode | By screws Clip-on |
Complementary
| Characteristic | Value(s) |
|---|---|
| [Ui] rated insulation voltage | 500 V AC 50/60 Hz |
| [Uimp] rated impulse withstand voltage | 8 kV |
| [Ics] rated service short-circuit breaking capacity | 100 kA at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 |
| Mechanical durability | 20000 cycles |
| Electrical durability | 10000 cycles at 440 V In 20000 cycles at 440 V In/2 |
| Mounting support | Plate DIN rail |
| Connection terminals | compression lug/busbar |
| Connection pitch | 35 mm with spreaders 27 mm without spreaders |
| 9 mm pitches | 9 module |
| Protection type | L : for overload protection (thermal) So : for short time short-circuit protection with fixed delay I : for instantaneous short-circuit protection R : for earth-leakage protection |
| Trip unit rating | 25 A at 40 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
| [Ir] long-time protection pick-up adjustment range | 10...25 A |
| Long-time protection delay adjustment type tr | Fixed |
| [tr] long-time protection delay adjustment range | 5 s at 7.2 x Ir 8 s at 6 x Ir 200 s at 1.5 x Ir |
| Thermal memory | 20 minutes before and after tripping |
| Short-time protection pick-up adjustment type Isd | Adjustable 9 settings |
| [Isd] Short-time protection pick-up adjustment range | 1.5...10 x Ir |
| Short-time protection delay adjustment type tsd | Fixed |
| [tsd] Short-time protection delay adjustment range | 0.02 s |
| Instantaneous protection pick-up adjustment type Ii | Fixed |
| [Ii] instantaneous protection pick-up adjustment range | 375 A |
| Earth-leakage protection | Integrated |
| Earth-leakage protection sensitity adjustment type IÎn | Adjustable |
| [IÎn] earth-leakage protection sensitivity adjustment range | 0.03â¦5 A |
| Earth-leakage sensitivity | 30 mA for class A 100 mA for class A 300 mA for class A 500 mA for class A 1000 mA for class A 30 mA for class AC 100 mA for class AC 300 mA for class AC 500 mA for class AC 1000 mA for class AC 3000 mA for class AC 5000 mA for class AC |
| Earth-leakage protection time delay adjustement type Ît | Adjustable |
| [Ît] Earth-leakage protection time delay adjustment range | 0 ms 60 ms 150 ms 500 ms 1000 ms |
| Neutral protection settings | No protection 1 x Ir |
| Number of slots for electrical auxiliaries | 1 slot(s) for auxiliary switch OF 1 slot(s) for alarm switch SD 1 slot(s) for voltage release MN or MX |
| Local signalling | Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
| Width (W) | 108 mm |
| Height (H) | 144 mm |
| Depth (D) | 80 mm |
| Product weight | 1.63 kg |
| Colour | Grey (RAL 7016) |
All PLC Direct products come with a 1-year warranty. The warranty is issued by PLC Direct. Warranty coverage commences at the date of purchase. The warranty is for mechanical defects or failures not caused by human factors including but not limited to (a) incorrect installation, (b) operating the unit in sub-optimal conditions or in scenarios not recommended by the manufacturer, (c) poor unit maintenance, etc. The warranty does not cover programming or software related issues.
If the product is eligible for PLC Direct’s warranty coverage and the customer encounters an issue with the product, we will request the item is shipped to us for diagnosis and examination. Regardless of the cause of product issues, the customer will bear responsibility for the cost of shipping the unit to PLC Direct for evaluation. Where the unit was damaged by human factors, we will offer a repair or replace quote; in cases where damage was caused by human factors, the customer is responsible for the cost of shipping the repaired/replaced unit from PLC Direct to the customer. Where the unit was not damaged by human factors but is covered by PLC Direct’s warranty, we will repair or replace the unit at our cost (or, in rare cases, refund you your purchase); in such cases, PLC Direct will bear the cost of shipping the repaired or replaced product back to the customer. It is up to PLC Direct’s discretion whether to repair, replace, or refund the customer in such cases. Diagnoses can take time to complete based on technician availability and the complexity of diagnosis.
In no event shall PLC Direct be liable for any damages except actual damages up to, but not exceeding, the amount paid to us for the product, including we shall not be liable for any consequential or indirect damages or lost profits whether or not advised of same.
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