voltage transducer lv 100-1500 for the electronic measurement of voltages : dc, ac, pulsed..., with a galvanic isolation between the primary circuit (high voltage) and the secondary circuit (electronic circuit). e lectrical data v pn primary nominal r.m.s. voltage 1500 v v p primary voltage, measuring range 0 .. 2250 v i pn primary nominal r.m.s. current 6.66 ma r m measuring resistance r m min r m max with 15 v @ 1500 v max 0 170 w @ 2250 v max 0 90 w i sn secondary nominal r.m.s. current 50 ma k n conversion ratio 1500 v / 50 ma v c supply voltage ( 5 %) 15 v i c current consumption 10 + i s ma v d r.m.s. voltage for ac isolation test, 50 hz, 1 mn 6 kv accuracy - dynamic performance data x g overall accuracy @ v pn , t a = 25c 0.7 % e l linearity < 0.1 % typ max i o offset current @ i p = 0, t a = 25c 0.2 ma i ot thermal drift of i o 0c .. + 70c 0.2 0.3 ma t r response time @ 90 % of v pn 120 s general data t a ambient operating temperature 0 .. + 70 c t s ambient storage temperature - 25 .. + 85 c n turns ratio 15000 : 2000 p total primary power loss 10 w r 1 primary resistance @ t a = 25c 225 k w r s secondary coil resistance @ t a = 70c 60 w m mass 850 g standards en 50178 features closed loop (compensated) voltage transducer using the hall effect insulated plastic case recognized according to ul 94-v0 primary resistor incorporated into the housing. advantages excellent accuracy very good linearity low thermal drift high immunity to external interference. applications ac variable speed drives and servo motor drives s tatic converters for dc motor drives uninterruptible power supplies (ups) power supplies for welding applications . 030129/4 v pn = 1500 v lem components www .lem.com
front view top view left view dimensions lv 100-1500 (in mm. 1 mm = 0.0394 inch) remarks i s is positive when v p is applied on terminal +ht. the primary circuit of the transducer must be linked to the connections where the voltage has to be measured. this is a standard model. for different versions (supply voltages, turns ratios, unidirectional measurements...), please contact us. connection lem reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. mechanical characteristics general tolerance 0.3 mm transducer fastening 2 holes ? 6.5 mm m6 steel screws fastening torque max 5 nm or 3.69 lb - ft. connection of primary m5 threaded studs connection of secondary faston 6.3 x 0.8 mm connection to the ground m5 threaded stud fastening torque max 2.2 nm or 1.62 lb. -ft.
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