Safety isolating transformers Safety isolating transformer, IP44 Type LF-GS Single-phase short circuit proof safety isolating transformer designed and tested according to norm EN61558-2-6. Separate insulated windings moulded in self extinguishing Polyurethane. Short circuit protected with glass tube fuse and protected against unusually high operation tempe- rature with thermal cut-out. For fixed installation, simple and easy mounting on wall or ceiling. Variable secondary output by using the 230 or 250 Volt pri- mary terminals. Applications: Designed for SELV installation which require safety isolating transformer approved according to the CE directives. Typical alarm equipment, automation, floor heaters etc., can also be used in halogen ligh - Wiring diagram ting installations. Technical specifications Input voltage: 230-250V Frequency: 47-63Hz Output voltage: 6-8V, 12V, 17V 24V, 32V, 42-48V According to: EN61558-2-6 LF66A-, LF66B- Test/insulating voltage: 4kV AC RMS Construction class: II Insulation class: B (130C) Dimensions Ambient temp. (t ): 40C a Degree of protection: IP44 1-10 www.noratel.comVoltage Current Power Fuse Dimensions Weight Type Art. no. Sec. (V) Sec. (A) (VA) (A) AxBxC (mm) (Kg) 230-250/6-8 V LF66B-22008-GS 6-8 8 60 8 73x124x61 1,3 3-052-066508 LF84A-22008-GS 6-8 13 105 1,6 92x113x83 1,8 3-052-084008 230-250/12 V LF66A-22012-GS * 12 3,2 35 3,15 73x124x61 1,0 3-050-066010 LF66B-22012-GS * 12 5,0 60 6 73x124x61 1,3 3-050-066510 LF78A-22012-GS 12 6,3 75 1 83x108x78 1,4 3-050-078010 LF84A-22012-GS 12 9,0 105 1,6 92x113x83 1,8 3-050-084010 LF84B-22012-GS 12 12,5 150 2 92x130x87 2,4 3-050-084510 LF96B-22012-GS 12 17,5 210 3,15 106x134x93 3,2 3-050-096010 LF96C-22012-GS 12 22 260 3,15 106x153x98 4,2 3-050-096510 LF96CH-22012-GS 12 25 300 3,15 106x153x98 4,2 3-050-096810 LF120C-22012-GS 12 42 500 5 130x202x115 8,0 3-050-120010 230/16,5 V LF42-2,5 * 16,5 2,5 42 73x124x61 1,3 3-050-500015 230-250/17 V LF66A-22017-GS * 17 2,1 35 2 73x124x61 1,0 3-052-066017 LF78A-22017-GS 17 4,4 75 1 83x108x78 1,4 3-052-078017 230/24 V LF24-1 * 24 1 24 73x124x61 1,1 3-050-500005 LF48-2 * 24 2 48 73x124x61 1,3 3-050-500020 LF60-2,5B * 24 2,5 60 73x124x61 1,3 3-051-066521 230-250/24 V LF66A-22024-GS * 24 1,5 35 1,6 73x124x61 1,0 3-051-066020 LF66B-22024-GS * 24 2,5 60 2,5 73x124x61 1,3 3-051-066520 LF78A-22024-GS 24 3,2 75 1 83x108x78 1,4 3-051-078020 LF84A-22024-GS 24 4,5 105 1,6 92x113x83 1,8 3-051-084020 LF84B-22024-GS 24 6,3 150 2 92x130x87 2,4 3-051-084520 LF96B-22024-GS 24 8,8 210 3,15 106x134x93 3,2 3-051-096020 LF96C-22024-GS 24 11 260 3,15 106x153x98 4,2 3-051-096520 LF96CH-22024-GS 24 12,5 300 3,15 106x153x98 4,2 3-051-096820 LF120C-22024-GS 24 20 500 5 130x202x115 8,0 3-051-120020 LF150B-22024-GS 24 31 750 6,3 162x235x140 12,0 3-051-150020 LF150C-22024-GS 24 42 1000 8 162x235x140 12,0 3-051-150520 230-250/32 V LF78A-22032-GS 32 2,3 75 1 83x108x78 1,4 3-052-078032 LF84B-22032-GS 32 4,6 150 2 92x130x87 2,4 3-052-084532 LF96C-22032-GS 32 8,1 260 3,15 106x153x98 4,2 3-052-096532 LF120C-22032-GS 32 15,6 500 5 130x202x115 8,0 3-052-120032 LF150C-22032-GS 32 31 1000 8 162x235x140 14,8 3-052-150530 LF150CH-22032-GS 32 37,5 1200 8 162x235x140 14,8 3-052-150830 230-250/42-48 V LF66B-2204248-GS 42-48 1,25 60 1,25 73x124x61 1,3 3-052-066548 LF84B-2204248-GS 42-48 3,1 150 2 92x130x87 2,4 3-052-084548 LF96C-2204248-GS 42-48 5,4 260 3,15 106x153x98 4,2 3-052-096548 LF120C-2204248-GS 42-48 10,4 500 6 130x202x115 8,0 3-052-120048 LF150C-2204248-GS 42-48 20,8 1000 8 162x235x140 14,8 3-052-150548 Information on losses and short-circuit currents on page 1-18 & 1-19 www.noratel.com 1-11