Ex coupling for zone 1/21, 16 A, 5-pin, 346-415 V, 6 h, cable entries: 1, polyamide, cable entries/housing holes: Ø 12 - 21 mm, housing material: polyamide, rated voltage: 500 V AC, frequency: up to 400 Hz, rated current: 16 A, marking according to 94/9/EC: Ex II 2 G Ex ed IIC T6 / Ex II 2 D Ex tD A21 IP66 T80 °C, EC type examination certificate: wall socket, plug and coupling: PTB 99 ATEX 1039, permissible ambient temperature: -20 °C to 40 °C, dimensions (L x W x H): 279 x 90 x 90 mm, weight: 1.7 kg, protection class: I, protection type according to EN 60529: IP66,, Mains voltage: 690 V, Nominal current: 16 A, Number of poles: 5, Voltage according to EN 60309-2: 400-440 V (50+60 Hz) red, Time setting: 6 h, Identification color: red, Design: Coupling, Housing material: Plastic, Cable entry: straight, Protective contact: Yes, For Ex zone gas: 1, 2, For Ex zone dust: 21, 22, Ex class: IIC
| Property | Value |
| Mains voltage: | 690 V |
| Ex class: | IIC |
| Rated current: | 16 A |
| Design: | coupling |
| Cable entry: | straight |
| Protective contact: | yes |
| Number of poles: | 5 |
| Voltage according to EN 60309-2: | 400-440 V (50+60 Hz) red |
| Time position: | 6 h |
| Identification colour: | red |
| Housing material: | plastic |