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- Metal enclosure
- 4 Contacts
Ordering data
| Product type description | MD 250-11Z |
| Article number (order number) | 101057965 |
| EAN (European Article Number) | 4030661030258 |
Approval - Standards
| Certificates | cULus CCC EAC |
General data
| Standards | IEC 60947-5-1 |
| Terminal (mechanical) | Screw connection |
| Enclosure material | Grey cast iron, galvanised |
| Enclosure coating material | painted |
| Material of the contacts, electrical | Gold-plated silver |
| Gross weight | 3,858 g |
General data - Features
| Number of openers | 1 |
| Number of shutters | 1 |
Safety appraisal - Safety outputs
| B10d Normally-closed contact (NC) | 2,000,000 Operations |
Mechanical data
| Mechanical life, minimum | 10,000,000 Operations |
| Impact energy, maximum | 7 J |
| Contact opening | 2 x 2.5 mm |
| Actuating speed, maximum | 1 m/s |
Mechanical data - Connection technique
| Cable entry | 2 x M25 x 1.5 |
| Cable section, maximum | 2.5 mm² |
| Note (Cable section) | All indications about the cable section are including the conductor ferrules. |
Ambient conditions
| Degree of protection | IP65 IP66 IP67 to EN 60529 |
| Ambient temperature, minimum | -20 °C |
| Ambient temperature, maximum | +60 °C |
| Material temperature resistance (short-term), maximum | +90 °C |
Ambient conditions - Insulation value
| Rated insulation voltage Ui | 500 V |
| Rated impulse withstand voltage Uimp | 6 kV |
Electrical data
| Thermal test current | 16 A |
| Required rated short-circuit current to EN 60947-5-1 | 1,000 A |
| Switching principle | Snap switch element |
| Bounce duration, maximum | 5 ms |
| Switching frequency | 3,000 /h |
| Switchover time, maximum | 35 ms |
Electrical data - Contacts
| Voltage, Utilisation category AC15 | 230 VAC |
| Current, Utilisation category AC-15 | 2.5 A |
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