Installation / monitoring technique Phase sequence monitor (Phase sequence relay) IK 9179, SK 9179 varimeter According to IEC 255, EN 60255, VDE 0435 part 303 Devices available in 2 enclosure versions: - I-model, e.g. IK 9179, depth 61 mm with terminals at the bottom for installations systems and industrial distribution systems according to DIN 43 880 - S-model, e.g. SK 9179, depth 100 mm with terminals at the top for cabinets with mounting plate and cable duct Detection of phase sequence in 3-phase systems Without auxiliary voltage Closed circuit operation LED indicator for phase sequence Output 1 changeover contact Width 17,5 mm Function diagram Approvals and marking U L1 t Applications U Detection of phase sequence in 3-phase systems. Disable start of motors L3 L2 with fixed direction of rotation in the case of wrong phase sequence Indicators U LED: on, when output relay active L3 L2 (contact 11-14 closed) Technical data 11-14 11-12 Input Nominal voltage U : 3 AC 400 V N Voltage range: 0,8 ... 1,1 U N Nominal frequency: 50 / 60 Hz LED Frequency range: 45 ... 65 Hz IK 9179 M6628 Output Circuit diagram Contact: IK 9179.11, SK 9179: 1 changeover contact Thermal current I : 4 A L1 th Switching capacity L2 L3 to AC 15: NO contact: 3 A / AC 230 V EN 60 947-5-1 11 NC contact: 1 A / AC 230 V EN 60 947-5-1 Electrical life EN 60 947-5-1 to AC 15 at 1 A, AC 230 V: typ. 300 000 switching cycles 12 14 Short-circuit strength L1 max. fuse rating: 4 A gL EN 60 947-5-1 6 Mechanical life: 30 x 10 switching cycles L3 L2 General data Operating mode: Continuous operation 12 Temperature range: - 20 ... + 60 C 14 11 Clearance and creepage distances overvoltage category / contamination level (between L1-L2-L3): 4 kV / 2 IEC 60 664-1 input/output: 4 kV / 2 IEC 60 664-1 All technical data in this list relate to the state at the moment of edition. We reserve the rigth for technical improvements and changes at any time. IK 9179, SK 9179 / 29.10.02 d 1 0225107 M7508 aTechnical data EMC Electrostatic discharge: 8 kV (air) EN 61 000-4-2 HF irradiation: 10 V/m EN 61 000-4-3 Fast transients: 2 kV EN 61 000-4-4 Surge voltages between wires for power supply: 2 kV EN 61 000-4-5 between wire and ground: 4 kV EN 61 000-4-5 Interference suppression: Limit value class B EN 55 011 Degree of protection: Housing: IP 40 EN 60 529 Terminals: IP 20 EN 60 529 Housing: Thermoplastic with V0 behaviour according to UL subject 94 Vibration resistance: Amplitude 0,35 mm EN 60 068-2-6 frequency 10 ... 55 Hz Climate resistance: 20 / 060 / 04 EN 60 068-1 Terminal designation: EN 50 005 2 Wire connection: 2 x 2,5 mm solid or 2 2 x 1,5 mm stranded ferruled DIN 46 228 Wire fixing: Flat terminals with self-lifting clamping piece EN 60 999 Mounting: DIN rail EN 50 022 Weight IK 9179: 60 g SK 9179: 77 g Dimensions Width x height x depth IK 9179: 17,5 x 90 x 61 mm SK 9179: 17,5 x 90 x 100 mm Standard type IK 9179.11 3 AC 400 V 50/60 Hz Article number: 0049182 stock item SK 9179.11 3 AC 400 V 50/60 Hz Article number: 0051576 Output: 1 changeover contact Nominal voltage U : 3 AC 400 V N Width: 17,5 mm Ordering example IK 9179 .11 3 AC 400 V 50/60 Hz Nominal frequency Nominal voltage Contact Type E. DOLD & SHNE KG D-78114 Furtwangen Postf. 1251 Tel. +49 7723 654 0 Telefax +49 7723 654 356 e-mail dold-relays t-online.de internet