Monitoring technique Asymmetry relay BA 9040, MK 9040N varimeter 0221538 · According to IEC 255, EN 60 255, VDE 0435 part 303 · Recognition of - voltage asymmetry - phase failure - voltage feedback - optionally with phase sequence recognition · Optionally with adjustable response delay · Insensitive against - symmetric harmonics up to K-factor K 20 % · 2 LED displays for power supply and state of contact · BA 9040: width 45 mm MK 9040N: width 22,5 mm BA 9040 MK 9040N Function diagram Asym. [%] 100 Approvals and marking asymmetry * phase sequence phase failure Canada / USA * only for BA 9040 (see variants) Applications setting value t U Monitoring three-phase mains for voltage asymmetry, phase failure or incorrect phase sequence, e.g. in elevators, escalators, crane systems etc. L1 upper LED: lower LED: L2 t U L3 BA9040 11-14 MK9040N 11-12 11-14 11-12 11-14 /010 11-12 tv tv tv tv 11-14 /011 11-12 Technical data Nomianl voltage UN: Voltage range: Nominal consumption: BA 9040: MK 9040N: Nominal frequency: Frequency range: Temperature influence: Frequency influence: Resistance of harmonics symmetric: Setting range: Repeat accuracy: Release ratio: Voltage feedback recognition: L1 L2 L3 L1 L2 L3 11 21 L1 11 L2 12 12 14 22 24 L1 21 14 22 24 L3 L2 11 21 12 14 22 24 11 12 14 M7353_c M8482_a 21 22 24 BA 9040.12 3 AC 400 V 0,8 ... 1,1 U N approx. 4,8 VA 7 VA 50 / 60 Hz 45 ... 65 Hz < 0,05 % / K < 0,02 % / Hz K-factor K 20 % Setting ranges M7084_a Circuit diagram L3 on when supply voltage connected on when output relay energized Input t /001 Indications t U MK 9040N.12 All technical data in this list relate to the state at the moment of edition. We reserve the right for technical improvements and changes at any time. Time delay tv BA 9040: MK 9040N: 5 ... 15 % voltage asymmetry £ 0,5 % < 4 % UN up to 100 % - setting value, e.g. when setting value = 5 % asymmetry, 100 % - 5 % = 95 % Recognition of voltage feedback up to 95 % 0,5 ... 5 s 0,5 ... 10 s Output Contacts Response/release time: BA 9040: MK 9040N: Thermal current I th : 1 2 changeover contacts £ 1 s / £ 250 ms £ 1,5 s / £ 250 ms 6 A (see continuous current limit curve) BA 9040, MK 9040N / 19.11.03 d Technical data Switching capacity to AC 15 NO contact: NC contact: Electrical life: to AC 15 at 3 A, AC 230 V: Permissible switching frequency: Short circuit strength max. fuse rating: General data Operating mode: Temperature range: Clearance and creepage distances overvoltage category / contamination level: EMC Electrostatic discharge: HF irradiation: Fast transients: Surge voltages between wires for power supply: between wire and ground: Interference suppression: Degree of protection: Housing: Vibration resistance: Climate resistance: Wire connection: Wire fixing: BA 9040: MK 9040N: Mounting: Weight: Standard type 3 A / AC 230 V 1 A / AC 230 V IEC/EN 60 947-5-1 IEC/EN 60 947-5-1 105 switching cycles IEC/EN 60 947-5-1 BA 9040.12/001 3 AC 400 V 50/60 Hz Article number: 0043764 · With phase sequence detection · Without operate delay · Output: 2 changeover contacts · Nominal voltage U N: 3 AC 400 V · Width: 45 mm 6 000 switching cycles / h 4 A gL IEC/EN 60 947-5-1 Continuous operation - 20 ... + 60 °C 4 kV / 2 8 kV (air) 10 V/m 2 kV MK 9040N.12/001 3AC 400 V 50/60 Hz Article number: 0055712 · With phase sequence detection · Without operate delay · Output: 2 changeover contacts · Nominal voltage UN: 3 AC 400 V · Width: 22,5 mm IEC/EN 61 000-4-2 IEC/EN 61 000-4-3 IEC/EN 61 000-4-4 2 kV IEC/EN 61 000-4-5 4 kV IEC/EN 61 000-4-5 Limit value class B EN 55 011 Housing: IP 40 IEC/EN 60 529 Terminals: IP 20 IEC/EN 60 529 Thermoplast with V0 behaviour according to UL subject 94 Frequency 10 ... 55 Hz, Amplitude 0,35 mm IEC/EN 60 068-2-6 20 / 060 / 04 IEC/EN 60 068-1 2 x 2,5 mm2 solid or 2 x 1,5 mm2 stranded wire with sleeve DIN 46 228-1/-2/-3/-4 stock item Variants IEC 60 664-1 BA 9040.12/60: BA 9040.12/0 _ 0: BA 9040.12/0 _ 1: BA 9040.12/00 _ : BA 9040.12/01 _ : CSA/UL approval without phase sequence detection with phase sequence detection without time delay with adjustable time delay tv: 0 ... 5 s MK MK MK MK without phase sequence detection with phase sequence detection without time delay with adjustable time delay tv: 0 ... 10 s 9040N.12/0 _ 0: 9040N.12/0 _ 1: 9040N.12/00 _: 9040N.12/01 _: Ordering example for variants MK 9040N .12 /0 _ _ 3 AC 400 V 50 / 60 Hz Nominal frequency Nominal voltage On request BA 9040: 3 AC 230 V 3 AC 440 V 3 AC 660 V MK 9040N: 3 AC 400 V 0: without phase sequence recognition 1: with phase sequence recognition 0: without t v 1: with tv Contacts Type Flat terminals with self-lifting clamping piece IEC/EN 60 999-1 Box terminal with wire protection DIN rail IEC/EN 60 715 325 g Dimensions Width x height x depth: BA 9040: MK 9040N: stock item 45 x 74 x 133 mm 22,5 x 90 x 100 mm Characteristics Continuous current limit curve E. 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