DVS-2000 manual1
Contents
1. j DELAB DVS 2000 User manual Features Microprocessor based LCD indication for measured voltage and faults Overvoltage undervoltage phase failure asymmetry and phase sequence protection 45HzZ 65Hz wide measuring frequency True RMS measurement measuring accuracy lt 1 Menu setting for protection parameter Auto reset manual reset selectable N phase failure protection for 3 phase 4 wire system C Model DVS 2000 O 0O Blank 3phase 3wire N 3phase 4wire S digital display DVS 2000 Relay C Technical Data 3phase 3wire AC2Z00V 500V 3phase 4wire AC125V 300V 45Hz 65Hz 3phase 3wire 6V Rated supply voltage Rated frequency Hysteresis 3phase 4wire 5V Time for phase failure and incorrect phase sequence lt 0 2s Voltage measuring error lt 1 over the whole range Time delay error 1 0 1s Rated insulation voltage 415V Max fuse ratings RT36 00 5A Contacts capacity Ith 5A AC 15 AC240V 1 5A AC415V 0 95A Protection degree lp20 Pollution degree 3 Electrical life 10 Mechanical life 10 Altitude lt 2000m Operating temperature 50 40 Permissable relative humidity lt 50 at40 without condensation Storage temperature 20 559 Mounting DIN Rail Settting range Step asinen Factory setting OFF 381V 500V 437V 3phase 3wire O It eae OFF 221V 300V 3phase 4wire Overvoltage delay 0 1 20s 01s 2s 260V 379V OFF 3phase 3wire U2. n testing other keys will not be available Wiring diagrams 3phase 3wire 3phase 4wire L1 L2 L3 N L1 L2 L3 L1 L2 30 L1 L2 Wim x m lal u gt Notice 1 The relay should be installed operated and maintained by qualified personnel O Function diagrams Phase failure and phase sequence monitoring 2 Don t disassemble or repair the product whether it operates normally or no responsibility is assumed by manufacturer and seller phase failure Phase sequence 3 Please refer to the wiring diagram when connection oo le L 4 Don t assemble input wire together with strong electric wire in the same pipe a E lf necessary please use shielded wire to avoid affecting the operation of the e eee relay LLL Ln 5 Don t use the relay at the site which can be invaded by corrode gas strong sunshine light and rain 1 e a a 6 There is 12 months guarantee on the product AY Warning Turn power off before installing Threshold U gt Hysteresis 7 wiring or maintaining Confirm that power supply voltage is Hysteresis compatible with rated control Threshold U lt i voltage L4 L2 L3 3 nee ae oe ne Fail to follow these instruction will i lt Tu lt Tor L1I L2 L3 N 44 Te Tr Tr result in serious injury or fire disaster 11 ei le le S a a
3. ndervoltage 150V 219V OFF 3phase 4wire Undervoltage delay 0 1 20s a Asymmetry orse 1 en Asymmetry delay 01 208 ors 28 Phase sequence onor l on startresetdelayl 0 9 308 ors oss Aautoreset_ onorr o CE Conform to IEC60947 5 1standard Digital 3 phase voltage monitoring relay Settings Press key MD for 3s to enter menu L1 L2 NORMAL wt IIL Overvoltage setting ZZ _ p10 1 rrr ae eee A a TT rv Overvoltage delay setting Loe a m pf FE Le Undervoltage setting a of of Jc aw V JCM Sain Pe vhs A a mire wa arr _ Start reset delay setting m rei i p gt ht ore Li ath Auto reset setting a pe og ag a7 Fars Press V A to change the parameters it changes fast if the keys pressed for a long time When setting parameters the relay will exit the menu if no key is pressed for 60s Asymmetry monitoring a j Indication for menu setting 14 m ps ia Indication for overvoltage fault or overvoltage parameter setting L Indication for undervoltage fault or undervoltage parameter settin sail Tr Start reset time delay Indication for phase sequence fault or phase sequence parameter setting To overvoltage time delay Indication for phase failure fault Tu undervoltage time delay Ta asymmetry time delay Dimensions Unit mir uly al LIS the pressing of the key can work only with normal supply Whe
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