Description
ELECTRICAL PROPERTIES
- SPD type: 2
- Network: DC or PV network 24Vdc
- Nominal DC voltage Un-dc: 24 Vdc
- Nominal PV voltage Uocstc: 24 Vdc
- Max. AC operating voltage Uc: 30 Vac
- Max. PV operating voltage Ucpv: 38 Vdc
- Max. DC operating voltage Uc: 38 Vdc
- Max. load current IL: 20 A
- Residual Current Ipe: < 0.1 mA
- Operating current Ic: < 0.1 mA
- PV Permanent Operating current Icpv: < 0.1 mA
- Follow current If: None
- Nominal discharge current In: 10 kA
- Max. discharge current Imax: 20 kA
- Total Maximum discharge current Imax Total: 40 kA
- Current withstand short circuit PV Iscpv: 1000 A
- Connection mode(s): +/-/PE
- Protection mode(s): Common mode
- Protection level +/PE (-/PE) Up: 250 V
MECHANICAL PROPERTIES
- Technology: MOV
- SPD configuration: 2-poles
- Connection to Network: By screw terminals: 1.5-10mm² (actives wires) and 2.5-25mm² (ground)
- Format: Plug-in modular box
- Mounting: Symmetrical rail 35 mm (EN 60715)
- Housing material: Thermoplastic UL94 V-0
- Operating temperature: -40/+85°C
- Protection rating: IP20
- Outdoor application: No
- Failsafe mode: Disconnection from DC network
- Disconnection indicator: 2 mechanical indicators
- Spare module(s): DSM220-24DC
- Remote signaling of disconnection: Option DS220S-24DC: output on changeover contact
- Dimensions: See diagram
NORMS
- Standards compliance: IEC 61643-11 / EN 61643-11 / UL1449 ed.5
DECONNECTOR
- Thermal disconnector: Internal
- Fuses: Fuses type gG – 20A
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