Monitoring Technique. VARIMETER Current relay BA 9053, MK 9053N

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Monioring Technique VARIMETER Curren relay, MK 9053N 0221540 Your Advanages Prevenive mainenance For beer produciviy Quicker faul locaing Precise and reliable MK

IEC/EN 60 947-1 o monior DC and AC wih measuring ranges from 2 ma o 25 A opionally wih 3 measuring ranges 0.

cirui Auxiliary supply AC/DC; wih AC opionally wih sar-up delay (MK = sandard) wih ime delay, up o max.

9053N as opion wih pluggable erminal blocks for easy exchange of devices - wih screw erminals - or wih cage clamp erminals Widh 22.

3. Turn he screwdriver o he righ and lef. 4. Please noe ha he erminal blocks have o be mouned on he belonging plug in erminaions.

mean value of he recified measuring curren. The AC unis are adjused o he r.m.s value. They have seings for response value and hyseresis.

1 Monioring Technique VARIMETER Curren relay, MK 9053N Your Advanages Prevenive mainenance For beer produciviy Quicker faul locaing Precise and reliable MK 9053N Opions wih Pluggable Terminal Blocks Screw erminal (PS/plugin screw) Cage clamp (PC/plugin cage clamp) Feaures According o IEC/EN , DIN VDE , IEC/EN o monior DC and AC wih measuring ranges from 2 ma o 25 A opionally wih 3 measuring ranges 0.1 up o 25 A MK 9053N wih measuring ranges from 2 ma up o 10 A High overload possible Inpu frequency up o 5 khz Galvanic separaion beween Auxiliary Circui measuring cirui Auxiliary supply AC/DC; wih AC opionally wih sar-up delay (MK = sandard) wih ime delay, up o max. 100 sec opionally wih safe separaion o IEC/EN 640 As opion wih manual rese MK 9053N opionally wih remoe poeniomeer LED indicaors for operaion and conac posiion MK 9053N as opion wih pluggable erminal blocks for easy exchange of devices - wih screw erminals - or wih cage clamp erminals Widh 22.5 mm Widh 45 mm Noes Removing he erminal blocks wih cage clamp erminals 1. The uni has o be disconneced. 2. Inser a screwdriver in he side recess of he fron plae. 3. Turn he screwdriver o he righ and lef. 4. Please noe ha he erminal blocks have o be mouned on he belonging plug in erminaions. Approvals and Marking Applicaions Monioring curren in AC or DC sysems * Canada / USA A ) * see varians 1) pending Funcion The relays measure he arihmeic mean value of he recified measuring curren. The AC unis are adjused o he r.m.s value. They have seings for response value and hyseresis. The unis work as overcurren relays bu can also be used for undercurren deecion. The hyseresis is dependen on he response value. Indicaors green upper LED yellow lower LED on, when auxiliary supply conneced on, when oupu relay aciaed All echnical daa in his lis relae o he sae a he momen of ediion. We reserve he righ for echnical improvemens and changes a any ime en / 326

2 Circui Diagrams A1 i k A1 i k Z3 Z1 Z3 A1 21 i k A1 i3 i2 i Z2 Z1 Z2 A1 i 21 A1 i1 i3 A1 i 21 A1 i Z1 Z3 21 k i2 k k k Z M7354_b k /4 z. B. Terminals i1/k A Terminals i2/k A Terminals i3/k A M7355_b MK 9053N M MK 9053N/1 M8549_a Funcion Diagram wihou Sar-up Delay Funcion Diagram wih Sar-up Delay I response value hyseresis U H I U H response value hyseresis BA9053/010 BA9053/0 P BA9053/0 MK9053N/010 BA9053/1 MK9053N/0 a a used as undercurren relay BA9053/012 I response value used as undercurren relay BA9053/013 M6779_f BA9053/2 MK9053N/012 hyseresis a BA9053/3 MK9053N/013 a M7786_e On model /6 wih manual rese he conacs remain in he faul sae afer deecing a faul or afer o has elapsed. The conacs are rese by disconnecing he supply volage en / 326

3 Technical Daa Technical Daa Inpu (i, k) for AC a n d DC Measuring range* ) inernal resisance max. perm. con. curren AC DC Device mouned wihou disance 2-20 ma ma ma ma ma A A 1-10 A A 2-20 A A ma ma ma ma ma A A A A Ω 0.15 Ω 40 mω 30 mω 6 mω 0.7 A 10 A 20 A 25 A 25 A 25 A * DC or AC curren Hz (oher frequency ranges of Hz, e.g / 3 Hz on reques) max. permiss. curren 3 s On, 100 s Off 1 A A /4 wih 3 measuring ranges Range Terminals i1/k Terminals i2/k Terminals i3/k AC 20 ma / AC ma AC ma AC A 200 ma / 1A DC ma DC ma DC A AC 1 / 5 / 10A AC A AC A AC A DC A DC A DC A AC 5 / 10 / 25A AC A AC A AC A DC A DC A DC MK 9053N wih 1 Measuring range for AC a n d DC Measuring rang* ) AC 2-20 ma ma ma ma A A 1-10 A DC ma ma ma ma A A A inernal resisance 1.5 Ω 0.15 Ω 30 mω 6 mω max. perm. con. curren Device moun. wihou disance 0.5 A 1.5 A 3 A 1 wih 5 mm disance 0.7 A A 15 A * DC or AC curren Hz (Oher frequency ranges of Hz, e.g / 3 Hz on reques) Exending of measuring range Measuring principle Adjusmen Temperaure influence max. permiss. curren 3 s On, 100 s Off 1 A 20 A 20 A For DC-curren higher hen he highes measuring range he volage relay BA 9054 or MK 9054N measuring range mv or mv can be used wih exernal Shun. For AC curren higher hen he highes measuring range can be used a curren ransformer e. g. wih secondary winding of 1 A or 5 A ogeher wih or MK 9053N. The nominal load of he CT should be 0.5 VA. arihmeic mean value The AC - devices can also monior DC curren. The scale offse in his case is ( I = 0.90 I eff ) < 0.05 % / K Seing Ranges Seing Response value infinie variable 0.1 I N... 1 I N relaive scale Hyseresis a AC a DC Accuracy Response value a Poeniomeer righ sop (max) % Poeniomeer lef sop (min) % Repea accuracy ± 0.5 % Recovery ime a devices wih manual rese (Rese by braking of he auxiliary volage) /6 ; MK 9053N/6 1 s Time delay v infinie variable of seing value infinie variable of seing value (dependen o funcion and auxiliary volage) infinie variable a logaryhmic scale from s, s, s, s seing 0 s = wihou ime delay Sar-up delay a / s; s; s, adjusable on logarihmic scale. a is sared when he supply volage is conneced. During elapse of ime he oupu conac is in good sae Auxiliary Circui and MK 9053N s; s; s Auxiliary volage U H (A1, ), Nominal volages AC 24, 42, 0, 127, 230, 400 V Volage range U H Nominal frequency 50 / 60 Hz Frequency range ± 5 % Nominal consumpion 2.5 VA, Nominal volage Volage range Frequency range AC/DC V AC V Hz; DC 48 % W DC V W 5 % AC/DC V AC V Hz; DC 48 % W DC V W 5 % Nominal volage Volage range Frequency range DC 12 V DC V baery volage Nominal consumpion Oupu 4 VA; 1.5 W a AC 230 V Rel. energized 1 W a DC 80 V Rel. energized Conacs 2 changeover conacs 2 changeover conacs Thermal curren I h 2 x 5 A or 1 x Swiching capaciy o AC 15 NO conac 3 A / AC 230 V IEC/EN NC conac 1 A / AC 230 V IEC/EN Elecrical life IEC/EN o AC 15 a 3 A, AC 230 V 5 x 10 5 swiching cycles o AC 15 a 3 A, AC 230 V 10 5 swiching cycles Shor-circui srengh max. fuse raing 6 AgL IEC/EN Mechanical life 50 x 10 6 swiching cycles 30 x 10 6 swiching cycles en / 326

4 Technical Daa General Daa Operaing mode Coninuous operaion Temperaure range 10 A C 15 A C C Clearance and creepage disances raed impuls volage / polluion degree meas. range 10 A 6 kv / 2 IEC meas. range 15 A 4 kv / 2 IEC kv / 2 IEC EMC Elecrosaic discharge 8 kv (air) IEC/EN HF irradiaion 10 V/m IEC/EN Fas ransiens 4 kv IEC/EN Surge volages beween wires for power supply 2 kv IEC/EN beween wire and ground 4 kv IEC/EN Inerference suppression Limi value class B EN 55 0 Degree of proecion Housing IP 40 IEC/EN Terminals IP 20 IEC/EN Housing Thermoplasic wih V0 behaviour according o UL subjec 94 Vibraion resisance Ampliude 0.35 mm IEC/EN frequency Hz Climae resisance 10 A 40 / 060 / 04 IEC/EN A 40 / 050 / 04 IEC/EN / 060 / 04 IEC/EN Terminal designaion EN Wire connecion Screw erminals (inegraed) Insulaion of wires or sleeve lengh 8 mm Plug in wih screw erminals max. cross secion for connecion Insulaion of wires or sleeve lengh 8 mm Plug in wih cage clamp erminals max. cross secion for connecion min. cross secion for connecion 0.5 mm 2 Insulaion of wires or sleeve lengh Wire fixing 2 x 2.5 mm 2 solid or 2 x 1.5 mm 2 sranded wire wih sleeve 1 x 4 mm 2 solid or 1 x 2.5 mm 2 sranded ferruled (isolaed) or 2 x 1.5 mm 2 sranded ferruled (isolaed) or 2 x 2.5 mm 2 solid 1 x 2.5 mm 2 solid or 1 x 2.5 mm 2 sranded ferruled (isolaed) 1 x 4 mm 2 solid or 1 x 2.5 mm 2 sranded ferruled (isolaed) mm Fla erminals wih self-lifing clamping piece IEC/EN Plus-minus erminal screws M3.5 box erminals wih wire proecion or cage clamp erminals Mouning DIN-rail IEC/EN Weigh AC-device 280 g AC/DC-device 200 g 150 g Sandard Types /010 AC A AC 230 V Aricle number on sock for Overcurren monioring Measuring range AC A Auxiliary volage U H AC 230 V Time delay by I an s Widh 45 mm /01C A AC 230 V Aricle number on sock for Undercurren monioring Measuring range AC A Auxiliary volage U H AC 230 V Time delay by I ab s Widh 45 mm MK 9053N.12/010 AC A AC/DC V v s a s Aricle number on sock for Overcurren monioring Measuring range AC A Auxiliary volage U H AC/DC V Time delay by v s Sar up delay a s Widh 22.5 mm Varians /_ same as /010 bu wih invered relay oupu (see Funcion Diagram) wih ime delay by I an /_13* same as /012 bu wih invered relay oupu (see Funcion Diagram) wih ime delay by I ab /61 wih UL approval, only wih 1 curren range up o 10 A, U H max. AC 120 V /0 sandard version wihou opions /1 o /6 /1 wih sar-up delay a /2 wih safe elecrical separaion of inpu- and oupu circui, accroding o DIN/EN 640; Measuring range up o 10 A DIN/EN ; 4 kv/2 in relaion of overvolage caegory III wih basic insulaion o DIN/EN of 4 kv; Measuring range up o 15 A overvolage caegory II wih basic insulaion o 2.5kV /3 wih 5 µm gold plaed conacs /4 wih 3 measuring ranges, 1 changeover conac /431 wih safe separaion, 3 curren ranges up o 10 A, 1 changeover conac /5 wih forcibly guided conacs MK 9053N/_ wih ime delay by I an MK 9053N/_13* wih ime delay by I ab MK 9053N/0 sandard version wihou remoe MK 9053N/1 /6, MK 9053/6 poeniomeer connecion of remoe poeniomeer for 470 kω, a his version here is no poeniomeer for he response value wih manual rese, reseing by disconnecing he power supply * The unis /_13, MK 9053N/ _13 are normally used for undercurren. The delay v sars when he curren drops under he hyseresis value. Dimensions Widh x heigh x deph 45 x 75 x 120 mm 22.5 x 90 x 97 mm en / 326

5 Ordering example for varians / _ AC A AC 24 V s s Accessories AD 3 Remoe poneiomeer 470 KΩ (aricle number ) Sar up delay a Time delay v Auxiliary volage Measuring range Varian, if required Type MK 9053N / _ AC A AC 230 V s s Sar up delay a Time delay v Auxiliary volage Measuring range 10 overcurren relay open circui operaion overcurren relay closed circui operaion 12 undercurren relay open circui operaion 13 undercurren relay closed circui operaion 0 sandard version wihou remoe poeniomeer 1 sandard version wih remoe poeniomeer (resp. value) Z1, Z2, Z3 for 470 kω 6 general definiion wih manual rese funcion Type of erminals wihou indicaion erminal blocks fixed, wih screw erminals PC (plug in cage clamp) pluggable erminal blocks wih cage clamp erminals PS (plug in screw) pluggable erminal blocks wih screw erminals Type Geräeeinsellung Example Curren relay / MK 9053N AC A AC according o ype plae i.e. he uni is calibraed for AC A = measuring range Response value AC 3 A Hyseresis AC 1.5 A Seings upper poeniomeer 0.6 (0.6 x 5 = 3 A) lower poeniomeer 0.5 (0.5 x 3 = 1.5 A) The AC - devices can also monior DC curren. The scale offse in his case is I = 0.90 x I eff AC A is equivalen o DC A Response value DC 3 A Hyseresis DC 1.5 A Seings upper poeniomeer 0.66 (0.66 x 4.5 = 3 A) lower poeniomeer 0.5 (0.5 x 3 = 1.5 A) Characerisics [ms] Swiching delay The characerisic shows he swiching delay depending on he values of X on - X off when swiching he curren on or off. A slow curren change reduces he delay F = I applied I seing Xon Xoff M6780_a F en / 326

6 E. DOLD & SÖHNE KG D-784 Furwangen Posfach 1251 Telefon / Telefax / dold-relays@dold.com inerne hp// en / 326

Monitoring Technique. VARIMETER Current Relay BA 9053, MK 9053N

Monitoring Technique. VARIMETER Current Relay BA 9053, MK 9053N Monioring Technique VARIMETER Curren Relay, MK 9053N 0221540 Your Advanages Prevenive mainenance For beer produciviy Quicker faul locaing Precise and reliable Circui Diagrams A1 i A2 k A1 11 12 14 22 A1