87045 LIMOGES Cedex Téléphone : 05 55 06 87 87 Télécopie : 05 55 06 88 88 LEXIC MCB s DX-H 80A, 100A, 125A Curv urves B and C CONTENTS PAGES 1. Description, use...1 2. Range...1 3. Overall dimensions...1 4. Preparation and connection...2 5. General characteristics...2 6. Conformities and approvals...6 7. Curves...6 8. Equipments and accessories...9 1. DESCRIPTION - USE 3. OVERALL DIMENSIONS Thermo-magnetic circuit breaker with positive contact indication for control, protection and isolation of electrical circuits. Symbol : Technology :. Limiting device. Simultaneous closing and opening of every pole by the handle or in case of fault. Trip free mechanism 2. RANGE Polarities ies :. Single, double, triple, four pole 1,5 module (26,7 mm) per pole Rated current :. 80 / 100 / 125 A Magnetic tripping curves :. B curve (between 3 and 5 In). C curve (between 5 and 10 In) Rated voltage / frequency :. 230V~ / 400V~ - 50/60Hz with standard tolerances Maximum operating voltage :. 440V~ +/- 10%, with 6kA breaking capacity according to IEC 60947-2 Minimum operating voltage :. 24 V per pole, AC and DC 1 / 9
4. PREPARATION AND CONNECTION Fixing ing :. On symmetric rail EN 60 715 et EN 50 022 5. GENERAL CHARACTERISTICS Front face marking :. By permanent pad printing Supply :. From the top or the bottom Operating position : Vertical Horizontal Upside down On the side Connection :. Terminals protected against touching (IP20). Cage terminals, with release and captive type screws. Terminal depth : 17 mm. Terminal capacity : - 50 mm² flexible cables - 70 mm² rigid cables. Screw head : mixed, slot-head and pozidriv n 3. Recommended tightening torque : 2,5 Nm Tools required :. For terminals : PZ3 or 5.5 mm slot-head screwdriver recommended. For fixing (opening of clamps) : 5.5 mm screwdriver Manual actuation :. By ergonomic 2 positions (I O) handle : Display of contacts state :. By handle position and printing on the handle - O-OFF in white on green background = contacts opened - I-ON in white on red background = contacts closed Sealing :. Possible in ON (closed) and OFF (opened) position Locking possibility :. By 5 mm padlock (cat. N 044 43) or 6 mm padlock (cat. N 227 97) with padlock support (cat. N 044 42) Marking. Circuit marking on front face of m.c.b. : insertion of a label in the label holder Breaking capacity : AC 50/60Hz Standard EN 60898-1 EN 60947-2 Breaking capacity Icn Icu Ics* B & C Curves Voltage ** /4P 230 V~ 10 ka 10 ka 10 ka 400 V~ - 10 ka 10 ka 230 V~ 12.5 ka 25 ka 16 ka 400 V~ - 16 ka 12.5 ka 230 V~ 75 % 75 % 75 % 400 V~ 75 % 75 % 75 % * : in % of Icu ** : For single-pole mcbs, tests are performed by connecting three single-pole mcbs in a star connection scheme on a 230/400V~ network. Each single-pole device is under 230V. Breaking capacity of 1 pole (phase) :. Icn1 according to EN 60898-1 : - under 230 V ~ : 10 ka. I IT according to EN 60947-2 Annex H : - under 230 V ~ : 10 ka - under 400 V ~ : 4 ka Icn1 is the breaking capacity of one pole for multipole m.c.b s in case of short-circuit to earth. I IT is the breaking capacity of one single pole under compound voltage in a IT network Temperatures :. Operating : from -25 C to +70 C. Stock : from -40 C to +70 C 2 / 9
Curves B and C Pollution degree :. 2 according to EN 60898-1 Isolating voltage :. Ui = 500V ~ according to EN 60898-1 Dielectric c strength :. 2500 V ~ Rated voltage of shock withstand:. Uimp = 4 kv Frequenc quency :. Impact of frequency on magnetic tripping : - 16.666 Hz to 60 Hz : no correction - 400 Hz : increase of magnetic thresholds by 45% Minimum and maximum operating voltage :. mini : 24 V ~. maxi : 440 V ~ +/-10% with a breaking capacity of 6kA according to IEC 60947-2 Isolating distance :. distance between contacts is over 2 times 4.5 mm (handle in O position) Neutral earthing systems :. IT, TT, TN Operation in 400 Hz :. The magnetic thresholds increase by 45 %. Other characteristics are not modified Operating with DC (Direct Current) :. Mini operating voltage is 24V per pole with DC. Max operating voltage is 80V per pole with DC. Electrical endurance : 1500 operation under In. Magnetic thresholds values (protection against short-circuit) : o Curve B : between 4,2 and 7 In o Curve C : between 7 and 14 In. Time/current thermal tripping curve remains the same with AC and DC. Breaking capacity : o Under maximum voltage (80V DC per pole), the breaking capacity is 4000A for a single pole mcb o Under other voltages, see below : + _ + _ + _ + _ Dissipated power per pole under In : Influence of altitude : In 80 A 100 A 125 A P (W) 8.8 10 15.6 2000 m 3000 m 4000 m 5000 m Uimp 4000 V 3000 V 2500 V 1500 V Umax 440 V 420 V 400 V 400 V Thermal derating at 30 C Average weight per pole :. 0.190 kg Volume and quantities when packed: Volume (dm 3 ) None Packaging Single pole 0,31 by 1 Double pole 0,44 Triple and Four pole 0,87 Protection degree :. Protection index against liquid and solid bodies : IP 20 according to IEC/EN 60-529 standard. Protection index against mechanical shocks : IK 02 according to EN 50-102 by 1 by 1 Mechanical endurance according to IEC 60947-2 :. In 80A/100A = 8500 operations without load. In 125A = 7000 operations without load Electrical endurance according to IEC 60947-2 :. In 80A/100A = 1500 operations with load (under In x Cos ϕ=0.9). In 125A = 1000 operations with load (under In x Cos ϕ=0.9) Electrical endurance according to IEC 60898 :. 4000 operations with load (under In x Cos ϕ=0,85/0.9) Strength for closing and opening handle :. 0.2 N.m per pole at closing. 0.1 N.m per pole at opening Voltage Single pole Double pole Triple pole Four pole Strength for closing and opening handle :. 0.2 N.m per pole at closing. 0.1 N.m per pole at opening According IEC 60947-2 Icu Ics* 48V= 10kA 10kA 110V= 10kA 230V= 15kA 48V= 100% 100% 110V= 100% 100% Resistance to sinusoidal vibrations :. Complying to IEC 68.2.6 standard : - Axis : x, y, z - Frequency : 10 to 55 Hz during 30 mn - Acceleration : 3 g (1 g = 9.81 m.s -2 ) 230V= 100% * in % of Icu 3 / 9
5. GENERAL CHARACTERISTICS (continued) Derating of M.C.B. in terms of ambient temperature : M.C.B. s are set to operate under In at 30 C ambient temperature. These rated characteristics may change depending on the ambient temperature inside the enclosure where it is installed. Ambiant temperature / In In -25 C -10 C 0 C 10 C 20 C 30 C 40 C 50 C 60 C 70 C 80A 102 96 92 88 84 80 76 72 69 66 100A 124 118 114 110 105 100 95 90 86 82 125A 155 147 141 137 131 125 119 113 108 103 Reference temperature : 30 C Current : average value in Ampere Derating in terms of numbers of m.c.b. s installed side by side : When several MCB s operate at the same time side by side, thermal exhaust may be limited and the temperature of the M.C.B. s may increase high enough to produce unwanted tripping. Depending on the temperature inside the enclosure, it may be necessary to derate m.c.b. s according to the table below (standards IEC/EN 60439) : Number of M.C.B. s side by side Factor 2 or 3 0,9 4 or 5 0.8 6 to 9 0.7 More than 10 0.6 In order to avoid to use these derating factors, use spacing elements cat. N 044 40 (0.5 module). Derating table for use with fluorescent tubes Number of lights per phase :. Non compensated tubes : power factor 0,6. Compensated tubes : power factor 0,85 Distribution : Single phase 230V Three-phase + N 400V between phases Rated current of curve B or C mcb Type of lights Tube power 80A 100A 125A Mono non compensated Mono compensated Duo compensated 18W 392 490 613 36W 196 245 306 58W 121 152 190 18W 556 695 869 36W 278 347 434 58W 172 215 269 2x18W 278 347 434 2x36W 139 173 217 2x58W 86 107 134. Non compensated tubes : power factor 0,6. Compensated tubes : power factor 0,85 Distribution : Three-phase 230V between phases. U = 230 3 Rated current of curve B or C mcb Type of lights Tube power 80A 100A 125A Mono non compensated Mono compensated Duo compensated. Non compensated tubes : power factor 0,5 18W 226 283 354 36W 113 141 177 58W 70 88 110 18W 320 401 501 36W 160 200 250 58W 99 124 155 2x18W 160 200 250 2x36W 80 100 125 2x58W 49 62 77 Distribution : Single phase 230V Three-phase + N 400V between phases Rated current of curve B or C mcb Type of lights Tube power 80A 100A 125A Mono non compensated 18W 326 408 510 36W 163 204 255 58W 101 126 158 Distribution : Three-phase 230V between phases. U = 230 3 Rated current of curve B or C mcb Type of lights Tube power 80A 100A 125A Mono non compensated 18W 188 236 294 36W 94 118 147 58W 58 73 91 Derating table for use with metallic iodide lights : mercury ; sodium Nomber of lights per phase :. Compensated lights : power factor 0,85 Distribution : Single phase 230V Three-phase + N 400V between phases Rated current of curve B or C mcb Type of lights 80A 100A 125A 75W 133 166 208 150W 66 83 104 200W 50 62 78 250W 40 50 62 360W 27 34 43 420W 23 29 37 1000W 10 12 15 Other lights :. Halogen 230V and Extra Low Voltage : no derating. Fluorescent with electronic ballast : derating of 20% of rated current. No derating for lights with integrated ballast 4 / 9
MCB s back-up protection in three-phase network (+N) 400/415V according to IEC 60 947-2 Three-phase with N - 400/415V between phases Three-phase without N - 400/415V between phases TT or TN 4P or +N +N or Neutral earthing system These figures may be used except if not allowed by some installation rules and if the short-circuit breaking capacity, Icn1 in TN network or breaking capacity of a single pole in TT network complies with the request. In 230/400V TNS or TT network, figures from 230/400V table must be used to know the breaking capacity of a 2 pole (connected between phase and neutral in 230V) or hase +Neutral MCB with back-up protection of a 4 pole or 2 pole MCB upstream. These figures may also be used for RCBO s made of a MCB assembled to a RCD add-on module. Always check that the magnetic threshold of the upstream MCB is higher than the magnetic threshold of the downstream MCB and that the breaking capacity of the upstream MCB is high enough (at 400V). Upstream DX-h 80 to 125A / Downstream DX Downstream m.c.b. IT 4P Upstream m.c.b. DX-h 80 to 125A 10000 / 12.5kA DX 6000 / 10kA,, 4P 12.5kA B, C, D, Z curves 0,5 to 63A 16kA Upstream / Downstream DX-h 80 to 125A Downstream m.c.b. 125 16kA 125, 36kA 160 250ER 250, 36KA, 50kA, 70kA Upstream m.c.c.b. 160A to 400A 630 500A to 630A 1250 1600 50kA, 70kA EDF version 250AB 400AB DX-h 80A 16kA 20kA 20kA 20kA 15kA* 12.5kA* 20kA 10000 / 100A 16kA 20kA 20kA 20kA 15kA* 12.5kA* 20kA B & C curves 125A 15kA* 15kA* 12.5kA* 12.5kA* 15kA* * : 16kA for double pole mcb (400V) Upstream fuse / Downstream DX-h 80 to 125A Upstream fuse : am type Upstream fuse : gg type Downstream m.c.b. 100A 125A 160A 100A 125A 160A DX-h 10000 / 80A 100kA 100kA 100A 100kA 100kA 125A 100kA 100kA MCB s back-up protection in three-phase network (+N) 230/240V according to IEC 60 947-2 Three-phase with N - 230/240V between phases Three-phase without N - 230/240V between phases Single phase Ph+N 230/240V downstream a +N 400/415V between phases network Neutral earthing system TT or TN +N or 4P or +N +N or +N or These figures may be used except if not allowed by some installation rules and if the short-circuit breaking capacity, Icn1 in TN network or breaking capacity of a single pole in TT network complies with the request. In 230/400V TNS or TT network, figures from 230/400V table must be used to know the breaking capacity of a 2 pole (connected between phase and neutral in 230V) or hase +Neutral MCB with back-up protection of a 4 pole or 2 pole MCB upstream. These figures may also be used for RCBO s made of a MCB assembled to a RCD add-on module. Always check that the magnetic threshold of the upstream MCB is higher than the magnetic threshold of the downstream MCB and that the breaking capacity of the upstream MCB is high enough (at 230V). Upstream DX-h 80 to 125A / Downstream DX IT 4P Upstream m.c.b. DX-h 80 to 125A 10000 / Downstream m.c.b.,, 4P DNX 4500, DX 6000 / 10kA Ph+N 1 module 0,5 to 40A Upstream / Downstream DX-h 80 to 125A Downstream m.c.b. 125 16kA 125, 36kA 160 250ER 250, 36KA, 50kA, 70kA 20kA Upstream m.c.c.b. 630 160A to 400A 500A to 630A 1250 1600 50kA, 70kA EDF version 250AB 400AB DX-h 80A 16kA 16kA* 10000 / B & C curves 100A 125A 16kA * 16kA* 16kA* * * : for double pole mcb (230V) and 12.5kA for single pole mcb Upstream fuse / Downstream DX-h 80 to 125A Upstream fuse : am type Upstream fuse : gg type Downstream m.c.b. 100A 125A 160A 100A 125A 160A DX-h 10000 / 80A 100kA 100kA 100A 100kA 100kA 125A 100kA 100kA 5 / 9
Selectivity limit with downstream DX : Upstream m.c.b. DX-h 10000 / 7. CURVE C URVES Magneto-thermal thermal tripping zone : m.c.b. from 80A up to 125A C curve m.c.b. Downstream m.c.b. 80A 100A 125A DX 6000 / 10kA DX-h 10000 / B & Z curves DX 6000 / 10kA DX-h 10000 / 1 to 63A 480A 600A 750A 1 to 63A 480A 600A 750A 80A 600A 750A C curve 100A 125A 750A DX-D 15kA D curve 1 to 40A 480A 600A 750A 50A 600A 750A 63A 600A 750A Selectivity limit with upstream : Upstream m.c.c.b. 125 160 250ER 250AB Downstream m.c.b. 100A 125A 100A 160A 100A 160A 250A DX-h 10000 / 80A 2000A 2000A 5000A 2500A 5000A 6000A 100A 4000A 4000A 5000A 125A 2000A 2000A 3000A Thermal tripping at ambient temperature = 30 C In = rated current Upstream m.c.c.b. B curve m.c.b. 250 Downstream m.c.b. 100A 160A 250A 630 1600 400AB DX-h 10000 / 80A 3000A 8000A T 100A 7500A T 125A 3000A 8000A T Selectivity limit with upstream fuses : Upstream fuse - am type Upstream fuse - gg type Downstream m.c.b. 100A 125A 160A 100A 125A 160A DX-h 10000 / 80A 3000A 6000A 8000A 3000A 3000A 4000A 100A 4000A 5000A 3000A 3500A 125A 4000A 3500A 6. CONFORMITIES AND APPROVALS. Comply with the standard EN 60 898. Breaking capacity : according to IEC 60 947-2 (230/400V 50/60Hz), 16kA for double pole m.c.b.. «Tropicalization»: execution II (all climates) according to UTE C 63 100 guide and standard IEC 68.2. Comply with the RoHS regulation 6 / 9
7. CURVE C URVES (continued) Typical average tripping curves : m.c.b. from 80A up to 125A C curve m.c.b. 7. CURVES (continued) Current limitation curves : m.c.b curves B & C from 80A up to 125A Rated current in A T in second B curve m.c.b. t en secondes T in second 10000 1000 80A 100A 125A Icc = symmetric current of presumed short circuit (effective value in ka) Ip = maximum peak value (in ka) 1 = currents (maxi peak) of effective short circuit 2 = Peak current not limited (maxi), corresponding to power factors indicated above (0.25 to 0.9) 100 10 1 0,1 0,01 0,1 1 10 100 1000 10000 I (A) 7 / 9
7. CURVES (continued) Thermal stress limitation curves : double pole (230V/50Hz) m.c.b. from 80A up to 125A C curve m.c.b. 7. CURVES (continued) Thermal stress limitation curves : double pole (400( 400V/50Hz) m.c.b. from 80A up to 125A C curve m.c.b. Icc = symmetric current of presumed short circuit (effective value in A) I 2 t = limited thermal stress (in A 2 s) B curve m.c.b. Icc = symmetric current of presumed short circuit (effective value in A) I 2 t = limited thermal stress (in A 2 s) B curve m.c.b. 8 / 9
7. CURVES (continued) Thermal stress limitation curves : single pole (230( 230V/50Hz) - three and four poles (400V/50Hz) m.c.b. from 80A up to 125A C curve m.c.b. 8. EQUIPMENTS AND ACCESSORIES List of auxiliaries :. Auxiliary changeover switch, half module wide (cat. n 073 50). Fault signalling changeover switch, half module wide (cat. n 073 51). Auxiliary changeover switch can be modified to fault signalling changeover switch, half module wide (cat. n 073 53). Auxiliary changeover switch + fault signalling changeover switch can be modified to 2 auxiliary changeover switches, one module wide (cat. n 073 54). Shunt trip, one module wide (cat. n 073 60 / 61)). Undervoltage release, one module wide (cat. n 073 65 / 66 / 68). Autonomous shunt trip, one module wide (cat. n 073 69) Maximum number of auxiliaries. 3 Maximum number of signalling auxiliaries (073 5x). 2 signalling auxiliaries included a maximum of 1 auxiliary of ½ module Maximum number of command auxiliaries (073 6x). 1 command auxiliary Association of auxiliaries with m.c.b..b.. Command auxiliary (073 6x) must be located on the left of signalling auxiliaries (073 5x) in case auxiliaries of these two kinds are used with the same m.c.b. Cabling accessories :. Lexiclic distribution blocks (cat. N 373 16/17/18) + wires Padlocking :. Possible with padlock support (cat. N 044 42) Icc = symmetric current of presumed short circuit (effective value in A) I 2 t = limited thermal stress (in A 2 s) B curve m.c.b. Insulation shields :. Insulation of poles possible with shields cat. (N 044 47) Installation software :. XL PRO² 9 / 9
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