Legrand Niloé™ STEP Socket Outlets - French Standard
1. Use
Socket outlets with or without shutters. Mechanisms supplied with protection cover. To be equipped with plates for one or several gangs. The 8 630 31B mechanism can be used with a tamperproof insert (Cat. No. 0 502 99), fitting directly into the plug. Suitable for flush-mounting or surface-mounting. Features screw or claw fixing.
2. Range
| Description | White | Aluminium | Medium Grey | Black | Red |
|---|---|---|---|---|---|
| 2P+E socket automatic terminal | 8 631 31B | 8 633 31B | 8 634 31B | 8 635 31B | - |
| 2P+E socket screw terminal | 3 981 30B, 8 631 30B | 3 981 33B, 8 631 33B | 3 984 30B, 8 634 30B | 3 985 30B, 8 635 30B | - |
| 2P+E socket shutters automatic terminal | 8 633 31B | - | 8 634 33B | - | - |
| 2P+E socket shutters screw terminal | 3 981 33B, 8 631 33B | - | 3 984 33B, 8 634 33B | 3 985 33B, 8 635 33B | - |
| 2P+E socket shutters tamperproof screw terminal | 8 630 30B | 8 630 31B | - | - | - |
3. Dimensions (mm)
Diagram showing dimensions:
| References | A | B | C | D |
|---|---|---|---|---|
| 3 98X 30B, 8 63X 30B | 75.8 | 75.8 | 30.2 | 10.3 |
| 3 98X 33B, 8 63X 31B/33B | 75.8 | 75.8 | 30.2 | 10 |
| 8 630 31B | 75.8 | 75.8 | 30 | 10.2 |
4. Connection
Capacity: 2 x 2.5 mm². Flexible or rigid cables compatible.
Type of terminals:
- Automatic: 3 98X 33B, 8 63X 33B/31B
- Screw: 3 98X 30B, 8 63X 30B, 8 630 31B
Stripping length:
- 12 mm: 3 98X 33B, 8 63X 33B/31B
- 10 mm: 3 98X 30B, 8 63X 30B, 8 630 31B
5. Technical Characteristics
5.1 Mechanical characteristics
Protection against solid bodies and liquids: IP 20. Protection against impact: IK 04.
5.2 Material characteristics
Mat appearance. Mechanism housing + Support: PC+SUP. Claws: steel. Self-extinguishing: + 850° C / 30 s for insulating parts holding live parts in place. + 650° C / 30 s for other parts made of insulating materials.
5.3 Electrical characteristics
Voltage: 250 V~. Current: 16 A. Frequency: 50/60 Hz.
5.4 Climatic characteristics
Storage temperature: -10° C to +70° C. Usage temperature: -5° C to +40° C.
6. Maintenance
Surface cleaning with a cloth. Do not use: acetone, tar remover, trichloroethylene. Maintenance with the following products: Hexane, Methylated spirit, Soapy water, Diluted ammonia, Bleach diluted to 10%, Window-cleaning products.
Caution: Always test before using other special cleaning products.
7. Standards and Approvals
Legrand declares that the radio-electric equipment type (Cat. Nos 3 981 30B - 3 981 33B - 3 984 30B - 3 985 30B - 3 985 33B, 8 630 30B - 8 630 31B - 8 631 30B - 8 631 31B - 8 631 33B - 8 633 30B - 8 633 31B - 8 633 33B - 8 634 30B - 8 634 31B - 8 634 33B - 8 635 31B - 8 635 30B - 8 635 33B) complies with directive 2014/53/EU. The full text of the EU declaration of conformity is available on the following website: www.legrand.com/ecatalogue.
Technical data sheet: F04508EN/02. Updated: 18/07/2025. Created: 01/04/2025.
