

| Parameter | Value |
|---|---|
| PV T2 | |
| Note | 2011 |
| Type | Installation housing |
| Depth | 122 mm |
| Width | 250 mm |
| Height | 370 mm |
| Screw thread | M2 |
| Mounting type | Surface/Wall mounting |
| Set comprises | 1774674 PV-CF-S 2,5-6 (+) |
| Cover material | Polycarbonate, transparent |
| Impact strength | IK08 |
| Housing material | Polycarbonate, glass-fiber-reinforced |
| Pollution degree | 2 |
| Protection class | II |
| Rated current IN | 0.5 A |
| Response time tA | ≤ 25 ns |
| Stripping length | 7 mm |
| Connection method | MC 1,5/3 |
| Tightening torque | 2 lbf-in. ... 4 lbf-in. |
| Ambient conditions | A, B |
| Nominal current IN | 24 A DC (total) |
| Nominal voltage UN | 1000 V DC |
| Switching function | Changeover contact, 1-pos. |
| Direction of action | (L+)-PE & (L-)-PE & (L+)-(L-) |
| Degree of protection | IP65 |
| Overvoltage category | III |
| Residual current IPE | ≤ 20 µA DC |
| Rated load current IL | 24 A DC |
| Standards/regulations | EN 50539-11 |
| Tightening torque, min | 0.25 Nm |
| IEC test classification | PV T1 |
| Standards/specifications | IEC 61439-2 |
| Rated operating voltage Ue | 230 V AC |
| Conductor cross section AWG | 30 ... 14 (UL) |
| Max. operating current Imax | 1.5 A AC (250 V AC) |
| Open circuit voltage UOCSTC | 830 V DC (Solar generator) |
| Response time tA(L+) - (L-) | ≤ 25 ns |
| Response time tA(L+/L-) - PE | ≤ 25 ns |
| Short-circuit current ISCSTC | 8 A DC (per string) |
| Standby power consumption PC | ≤ 25 mVA |
| Surge protection fault message | Optical, remote indicator contact |
| Ambient temperature (operation) | -20 °C ... 45 °C |
| Recommended backup fuse maximum | not required |
| Maximum operating voltage UmaxDC | 30 V DC |
| Maximum operating voltage Umax.AC | 250 V AC |
| Conductor cross section, rigid max. | 1.5 mm² |
| Conductor cross section, rigid min. | 0.14 mm² |
| Max. backup fuse with branch wiring | not required |
| Rated surge voltage resistance Uimp | 8 kV |
| Conductor cross section flexible max. | 1.5 mm² |
| Conductor cross section flexible min. | 0.14 mm² |
| Flammability rating according to UL 94 | V2 Gehäuse |
| Nominal discharge current In(8/20) µs | 15 kA |
| Voltage protection level Up(L+) - (L-) | ≤ 3.5 kV |
| Voltage protection level Up(L+/L-) - PE | ≤ 3.5 kV |
| Maximum discharge current Imax(8/20) µs | 40 kA |
| Maximum continuous operating voltage UCPV | 1000 V DC |
| Total discharge current Itotal(8/20) µs | 40 kA |
| Total discharge current Itotal(10/350) µs | 5 kA |
| Impulse discharge current (10/350) µs, peak value limp | 5 kA |
Technical specifications and performance data
Installation and operation guide