SCHRACK TECHNIK NB1L Residual Current Devices Instructions
- June 12, 2024
- SCHRACK TECHNIK
Table of Contents
KOMPETENZ VERBINDET NB1L Residual Current Devices
Instructions
NB1L Residual Current Devices
Assembled with NB1, NB1L can offer leakage current protection for human
body,and insulation fault protection for electrical equipment.
Technical data -Standard:IEC/EN 61009-1
-Voltage:230VAC/400VAC
-Frequency:50/60Hz
-Poles:1P+N、2P、3P、3P+N、4P
-Protection Degree:IP20
Operating procedure
- Remove the clip of NB1
- Install the axis on NB1
- Assembly
- Torque=2～2.5N·m
Testing
2.1 Testing of the test button
2.2 Testing of the operating current
| Rated residual operating current(A) | Testing range mA） |
|---|---|
| 0.03 | ＞15～30 |
| 0.1 | ＞50～100 |
| 0.3 | ＞150～300 |
Wiring
Selection of the wiring cable:
| Rated current (A) | Nominal section of the copper wiring cable (mm2) |
|---|---|
| C13 | 1～2. 5 |
| 13～ 16 | 2. 5″～4 |
| 161～25 | 4″-/6 |
| 25～32 | 64～10 |
| 32″～’50 | 10～16 |
| 50″～’63 | 161～25 |
SCHRACK TEC HN IK GM BH
Seybelgasse 13,A – 123 0 Wien, TELEFON +43 1/86 6 85-0
E-MAIL info@schrack.com,
INTERNET www.schrack.at
Read User Manual Online (PDF format)
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