Samwha DSP DSP-DVR Manual

Digital 3 phase voltage relay

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Digital 3 phase Voltage Relay

<DSP-DVR/DVR-M,DM II Meter>

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Summary of Contents for Samwha DSP DSP-DVR

Page 1 Digital 3 phase Voltage Relay <DSP-DVR/DVR-M,DM II Meter>...
Page 2: Table Of Contents
Contents 1. Abstraction 2. Main Features 3. Operation Time 4.Technical Specification 5.Preset Description 6. The order of Rotated Mode 7.PIN Assignment 8.Indication 9.Control Key Operation 10.Over voltage trip time characteristic 11.Trip Indication 12.Rotated Indication 13.Time-Voltage based Trip Output 14.Application Sequence Diagram 15.Dimension 16.Order Form...
Page 3: Abstraction
Digital 3 phase Voltage Relay <DSP-DVR/DVR-M,DM II meter> 1.Abstraction Installation Model Protection Indication Panel Mounting Type DSP-DVR *Over Voltage *Under Voltage *Line/Average Voltage *Phase Loss *Frequency Panel Flush *Reverse Phase DSP-DVR-M MountingType Panel Mounting Type Panel Flush Mounting Type...
Page 4: Main Features
 MCU based control, 8 Pin Type Compact size Easy Installation : Panel Mounting Type → DSP-DVR : Panel Flush Mounting Type → DSP-DVR-M  Operation based on direct line voltage detection : Protection : Over/Under voltage, Phase Loss, Reverse Phase, Voltage Unbalance : Indication : Voltage[Line/Average], Frequency :Time-Voltage operational characteristic →...
Page 5: Operation Time
: v.OFF is shown in case the line voltage is not sensed initially or voltage is dropped to zero(0) while the normal operation is doing. :”rP” is shown as main trip output(97-98) is still opened(not trip) after operational trip time (0.5sec) without concerning with “dt”...
Page 6: Technical Specification
4.Technical Specification Description Line Voltage Line Input:V1,V2,V3 100 ~500VAC,50/60Hz Over voltage Under 20% based on the line voltage Protection range Under voltage Over 20% based on the line voltage Protection delay time(dt) 1~60 sec/definite Over voltage trip delay *0.2~20 sec/definite time(ovt) *1~10 Class/inverse Under voltage trip delay...
Page 7: Preset Description
Conducted Disturbence Test 10V, Level 3 :IEC-61000-4-6 Screw Torque Max0.6N.m Consuming power 4W Max 5.Preset description ▶ Main Mode Press "SET" key to enter into setting mode ,then enter password. The more detail is described in "Operation of Control key " Factory Mode Function...
Page 8 *1P:single phase motor/disable for phase loss & reverse to select PhAS/ phase, voltage unbalance /voltage must be loaded phase of power 1P/3P between L1 and L2 line *3P:3 phase motor protection to select a base *L : to show line voltage to display trAn/L/A *A : to show average voltage...
Page 9 *OFF : disable *trip in case voltage unbalance rate is over 45% :[(max-min)/max]*100[%] * 0.5 ~ 5 sec/definite,adjustable to protect phase *In case 3 phase is normal power-off state, this mode is PL/oFF/ setting loss by not worked. value incoming line *This protection is not available for the load such as a voltage motor which the reversed voltage can be created by the...
Page 10 caused by “PL” and “RP”,but possible to preset under trip state caused by “OV”, “UV” and “v-Ub *possible to preset auto reset time in case “Er” is preset to decide auto in “rESt” mode reset time *1sec~10 sec to decide *OFF/basic factor : line voltage/average voltage additional [L1,L2,L3] to indicate orderly in every 3 sec.
Page 11: The Order Of Rotated Mode
calibration for *Possible to adjust with +,- 1V step size with 100V adjust phase "L1" range voltage vsPE to have a calibration for phase "L2" voltage vtPE to have a calibration for phase "L3" voltage *Possible to enter new digit by using "UP" or "DN" key to change after positioning a cursor on the required digit Password...
Page 12: Pin Assignment
7.PIN Assignment Socket Pin Description * Control Voltage/AC 85V∼AC260V,50/60Hz (DC90V∼DC370V) Phase L1 voltage Input 3 Phase application Phase L2 voltage Phase L3 voltage Phase L1 voltage 1 phase application Phase L2 voltage 6-8-1 Main trip/95-96-98,1c(SPDT) Output 8. Indication feature...
Page 13 9.Control key Operation *Note: trip will be occurred after completing preset process if trip condition is happened during preset process *Press "SET" Key to enter into setting mode, then "P000"/”P0000” (factory default password) is shown *Move cursor from first digit to right end digit by pressing "CLR" key, finally press once more if password is not changed from factory default 1.”SET”...
Page 14 *return to operating mode as pressing both “SET” and "CLR" key or waiting for 15sec without any touch *to check if this relay is ready to work normally or not. *"tESt" is appeared in case the operator press "CLR" key for 3 sec or more only in case control power is loaded,without loading V1,V2,V3 , then Self-Test/Reset release pressed "CLR"...
Page 15 11.Trip indication Trip cause and caused value is appeared alternatively Trip Display Cause *trip caused by over voltage in phase Over voltage L1-L2 *trip caused by under voltage in phase Under L1-L2 voltage * trip caused initially by reverse phase of Reverse incoming power line phase...
Page 16 Rotated indication ▸If line voltage value with normal phase order is sensed after the control power is loaded, then 3 phase line voltage indication is rotated ▸output(95-98) is energized (Open→Close) as normal phase voltage is loaded if out” mode is preset “a”...
Page 17 b)Preset “b” in “out” mode •”PL” is shown during “dt” in case initial line phase state is phase loss, consequently main trip output(97-98) is trip right after “dt” is elapsed •Main trip output(97-98) is trip after the sum of “dt” and operational time is elapsed in case initial line phase state is under reverse phase,over/under voltaege and voltage unbalance as each mode is preset valued condition,also trip cause is shown ▸”rotA”...
Page 18 ▸Average voltage : same as a case of line voltage by “rotA” ON,OFF ▸Bar graph indication : DSP-DVR-M Type  Operational state The ratio of a sensed voltage to preset “ov” value is shown e.g. preset value for “ov”:400V, sensed voltage :320V, then bar graph:80%...
Page 19 13.Time-Voltage based trip output ▸Over Voltage : “out” mode/a, trip caused by over-voltage during a normal operation ▸Over Voltage : “out” mode/b, trip caused by over-voltage during a normal operation...
Page 20 ▸ Over/Under voltage: “out” mode/a, auto reset after trip during a normal operation ▸ Over/Under voltage: “out” mode/b, auto reset after trip during a normal operation...
Page 21 14.Application Sequence Diagram 15.Dimension ▶DSP-DVR ▶DSP-DVR-M ▪ Converter...
Page 22 ▪ Display meter 16.Order form Description DSP-DVR Panel Mounting Type Type DSP-DVR-M Panel Flush Mounting Type 24VDC(Optional) Control Power 85~260VAC(90~370VDC) Frequency 50/60Hz Reference Code Description Panel Mounting Type,3Phase incoming voltage,8PIN Socket embedded, DSP-DVR Control power/85~260VAC (90~ 370 VDC), Possible to fix line voltage in “Line”...

This manual is also suitable for:

Dsp-dvr-m Dsp-dvr-dm ii