DC-side disconnectors for photovoltaic power supply systems in accordance with IEC 60364-712 15 Data valid only if the pre-assembled bridges have not been modified. * Valid for ungrounded or midpoint-grounded PV grids, overvoltage category III, pollution degree III General Data Switch disconnectors in accordance with EN 60947-3, VDE 0660 part 107 Utilization category for photovoltaic applications: DC-PV2 Connecting and disconnecting a PV circuit, where severe overcurrent may occur and where the current can flow in both directions Ambient temperature (open): 55 °C over 24 hours with peaks of up to 65 °C over 8 hours Finger-safe terminals in accordance with VDE 0660-514 and DGUV V3, protection class IP 20 Maximum conductor cross section (use only copper conductors) single wire or stranded wire flexible wire without / with wire-end ferrules (according to DIN 46228) 2 x 2,5 mm² 2 x 2,5 mm² Mounting Mounting 16 mm single-hole mounting Front mounting with 4-hole mounting, maximum panel thickness of 4 mm Protection class IP66, maximum panel thickness of 5 mm Faceplate background, brushed aluminum, standard handle B-handle Name 4-hole mounting Art. No. Name 16 mm single-hole mounting Art. No. Pole Ue Ie DC-PV2 Max. UL PV Ui * G20S.TD3202.E 70009394 G20S.TD3202.FT16 70017387 1 x 2-pole 1000 V DC 20 A 1000 V DC 1000 V G20S.TD3204.E 70009914 G20S.TD3204.FT16 70017388 2 x 2-pole 1000 V DC 20 A 1000 V DC 1000 V G20S.TD3206.E 70009502 G20S.TD3206.FT16 70017390 3 x 2-pole 1000 V DC 20 A 1000 V DC 1000 V Switching program: 1 x 2-pole, 2 x 2-pole and 3 x 2-pole 1000 V DC : 20 A 1 x 2-pole, 2 x 2-pole, 3 x 2-pole 1 x 2-pole: 92,3 2 x 2-pole: 136,3 3 x 2-pole: 180,3 28,3 37,4 x 41,3 1 x 2-pole: 96,8 2 x 2-pole: 140,8 27 37,4 x 41,3 5 max. 4-hole mounting 16 mm single-hole mounting Ø 36 48 4 max. Wiring diagramer <-------------------------- 3 x 2-pole ---------------------------> <------------- 2 x 2-pole ------------> <- 1 x 2-pole -> 11 15 1 5 + – + – Input Output 27 31 17 21 + – + – Input Output 43 47 33 37 + – + – Input Output Hole pattern Twist torque for clamping screws 4-hole 16 mm 15-19 36 5 12,3 16,3 + 0,2 0 + 0,2 0 G20S 0,6 Nm Stripped length G20S 8 3 x 2-pole: 184,8 1000 V DC Kraus & Naimer
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