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It is a ComPacT NSXm molded case circuit breaker, 16A, 70kA at 415VAC, for all LV standard applications. It offers new features like Everlink technology, DIN rail and plate mounting capability. It embeds new spring type auxiliaries externally visible. ComPacT NSXm is one of the smallest MCCB on the market, 108mm (W) x 137mm (H) x 80mm (D). This is a 4 poles version with an embedded thermal-magnetic trip unit. It ensures compliance with international standards (IEC 60947/CCC/EAC) and marine specifications.
Products specifications
| Attribute name | Attribute value |
|---|---|
| Main | |
| Device application | distribution |
| Suitability for isolation | yes conforming to IEC 60947-2 |
| Trip unit technology | thermal-magnetic |
| Neutral position | left |
| Utilisation category | category A |
| Network type | AC |
| Device short name | NSXm 63H |
| Breaking capacity code | H 70 kA 415 V AC |
| Breaking capacity | 10 kA Icu at 660...690 V AC 50/60 Hz conforming to IEC 60947-2, 22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2, 30 kA Icu at 500 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, 70 kA Icu at 380...415 V AC 50/60 Hz conforming to IEC 60947-2, 100 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 |
| Mounting mode | fixed |
| Control type | toggle |
| Range | ComPacT new generation |
| Protected poles description | 3D |
| Range of product | ComPacT NSXm new generation |
| Trip unit name | TM-D |
| Poles description | 4P |
| Product name | ComPacT NSXm new generation |
| Product or component type | circuit breaker |
| Trip unit protection functions | LI |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| [In] rated current | 16 A at 40 °C |
| Network frequency | 50/60 Hz |
| Complementary | |
| [Uimp] rated impulse withstand voltage | 8 kV |
| Trip unit rating | 16-16 A at 40 °C |
| Long time pick-up adjustment type Ir | adjustable |
| Electrical durability | 5000 cycles at 690 V In, 10000 cycles at 690 V In/2, 10000 cycles at 440 V In, 20000 cycles at 440 V In/2 |
| Downside connection | front |
| Earth-leakage protection | without |
| Height | 137 mm |
| [Ics] rated service breaking capacity | 2.5 kA at 660...690 V AC 50/60 Hz conforming to IEC 60947-2, 22 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2, 30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2, 65 kA at 440 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, 100 kA at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 |
| 9 mm pitches | 12 module |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz |
| Net weight | 1.42 kg |
| Long time delay adjustment type | fixed |
| Number of slots | 1 slot(s) for voltage release MN or MX, 1 slot(s) for alarm switch SD, 1 slot(s) for auxiliary switch OF |
| Power dissipation per pole | 2.4 W |
| Colour | grey (RAL 7016) |
| Connection pitch | 27 mm without spreaders, 35 mm with spreaders |
| Mechanical durability | 20000 cycles |
| Upside connection | front |
| Long time pick-up adjustment range | 0.7...1 x In |
| Neutral protection setting | no protection (3D) |
| Depth | 80 mm |
| Width | 108 mm |
| Mounting position | flat on the back, horizontal and vertical |
| Local signalling | flag (green) for presence of auxiliary contacts |
| Connections - terminals | compression lug/busbar |
| Instantaneous pick-up adjustment type Ii | fixed |
| Instantaneous pick-up adjustment range | 500 A |
| Mounting support | backplate |
| Environment | |
| Relative humidity | 0-95 % |
| Ambient air temperature for storage | -50-85 °C |
| Operating altitude | 5000 m with derating, 2000 m without derating |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| Ambient air temperature for operation | -25-70 °C |
| IK degree of protection | IK07 conforming to IEC 62262 |
| Standards | EN/IEC 60947 |
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