26 165ml/166ML 5 &10 amp plug-in magnetic latching relays division of deltrol corp. features n compact size ?fits in standard rectangular 11 blade socket n positive magnetic latch ?maintains status without power n single coil resets by reversing polarity n dual coil resets by energizing reset winding contact data configuration: ac & dc single coil thru 3pdt dc dual coil thru dpdt materials: 5 amp: 1/8" diameter moveable fine silver 3/16" diameter stationary fine silver 10 amp: 3/16" diameter moveable silver cadmium oxide 3/16" diameter stationary fine silver gold flash standard on all contacts gold diffused available on special order ?min. qty. req?. contact ratings pole ul model configuration ratings 5 amp or 1/8 hp at 120vac 165ml thru 3pdt 5 amp or 1/4 hp at 277vac 2 amp at 600vac 5 amp at 28vdc 10 amp or 1/3 hp at 120vac 10 amp or 1/2 hp at 277vac* 10 amp at 28vdc 166ML thru 3pdt 1 hp at 277vac 3 phase 3 amp or 1/2 hp at 600vac 12 fla, 35 lra at 15vac * 3 pole devices rated at 6-2/3 amp when switching greater than 150vac, unless polarity is the same on all poles. ul recognized file no.: e37066 csa certified file no.: lr20690 expected life electrical at rated load (minimum) 100,000 operations except as noted mechanical life 10,000,000 operations dielectric strength 800 vrms, 60 hz between contacts 2200 vrms, 60 hz between all other elements models 165ml: 5 amp single or dual coil 166ML: 10 amp single or dual coil 165mlb: 5 amp ml relay with push to test button 166MLb: 10 amp ml relay with push to test button other suffixes available f-flange cover, p-printed circuit terminals tm-top mount cover coil data resistance nominal nominal in ohms coil voltage 10% power 6vac 4.5 12vac 18 ac 24vac 72 4.0va single 48vac 285 coil 120vac 1850 240vac 7200 6vdc 24 dc 12vdc 96 single 24vdc 375 1.5w coil 48vdc 1500 110vdc 8000 6vdc 19 dc 12vdc 75 dual 24vdc 300 1.9w coil 48vdc 1200 110vdc 6300 coil voltages: ac: up to 277 volts/60 hz dc: up to 125 volts coil treatment: single coil: molded rynite std. class f dual coil: acetate wrapped class b insulation resistance: 100 megohms minimum ul insulation system file no.: e74443 s130 130? total temperature ?class b s155d 155? total temperature ?class f operate data pick up (at 25?): ac: volts 85% or less of nominal dc: volts 75% or less of nominal operate time: approx. 20 milliseconds environmental data operating ambient: ac: -45 to 70? dc: -45 to 85? coil temperature rise: (25? ambient ?continuous duty) ac: 45? approx. @ 60 hz ?use at 50 hz will cause slight increase in coil rise dc: 35? approx. mechanical data terminals: all versions (except p suffix) .187" x .020" quick connect/solder p suffix version printed circuit pins cover: clear polycarbonate ?flammability rating 94v2 weight: approx. 3.5 oz. (142 g) 166ML
27 dimensions [unit inch (mm)] schematics 10 amp part numbers ?single coil versions ac coils dc coils model pole 24vac 120vac 240vac 12vdc 24vdc 110vdc configuration spdt 20523-82 20523-84 20523-85 20529-81 20529-82 20529-84 166ML dpdt 20525-82 20525-84* 20525-85 20531-81 20531-82 20531-84 3pdt 20527-82 20527-84 20527-85 20533-81 20533-82 20533-84 10 amp part numbers ?dual coil versions spdt ?? ? ? 20535-81 20535-82 20535-84 166ML dpdt ?? ? ? 20537-81 20537-82 20537-84 3pdt ?? ? ? ? ? ? * black items are normally stocked. blue items are non-stock. minimum may be required. ordering information see page 30 for dimensions and specifications din rail mtg hold down springs back connecting spdt 20313-80 20312-80 * 20395-80 20314-80 * dpdt 20982-81 * for din sockets 20902-03* dpdt 20313-81* 20312-81* 20395-81 20314-81 * 3pdt 20982-82* for back connecting 20902-00* 3pdt 20313-82* 20312-82* 20395-82 20314-82* sockets printed circuit deep barrier type solder quick-connect 2.50 (63.50) 2.90 (73.66) .745 (18.92) .625 (15.88) .156 (3.96) 2.20 (55.88) 1.37 (34.80) 1.50 (38.10) n.c. contacts swingers coil n.o. contacts 2.20 (55.88) .23 (5.84) push button 165/166MLp 165/166ML 165f/166MLf ac coil spdt ac coil dpdt ac coil 3pdt dc single coil spdt dc single coil dpdt dc single coil 3pdt dc dual coil spdt dc dual coil dpdt dc dual coil 3pdt not available diodes are externally wired and supplied by customer. type in4005 or equivalent recommended 3pdt only
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