technical schedules a&b for digital interface to switchgear type tests
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Type Tests (Family)TECHNICAL SCHEDULES A & B FORSWITCHGEAR PIUs IN ACCORDANCE WITH EST 240-64685228Type Tests per IED product familySchedule A: Purchasers specific requirementsSchedule B: Guarantees and technical particulars of equipment offered4.1GeneralSchedule ASchedule B4.1.4Type testing laboratorySpecify4.1.4SANS/ILAC accreditation of laboratorySpecify4.2Type Tests (per IED product family)TestStandardPorts*Compliance criteria-Manufacturer product family/series nameSpecify4.2.1Product Safety1(a)Dielectric withstandIEC 60255-5-2kV r.m.s. 50Hz for 1 minute between all terminals to case earth, 1kV across contacts.Comply1(b)Insulation resistanceIEC 60255-5-Insulation resistance greater than 20MW when measured at 500Vd.c.Comply1(c)Electrical impulse (1.2/50ms)IEC 60255-5-5kV 1.2/50ms waveform, 0.5JComply2Enclosure protectionSANS 60529ENCProtected against ingress of dust particles, dripping water.IP41(front panel)Protected against access to hazardous parts with the back of a hand.IP1X (rear)4.2.2Environmental specifications1ColdIEC 60068-2-1-16 hours at -25oC (LCD screen operative)-25oC Test Ad2Dry HeatIEC 60068-2-2-16 hours tolerance at +55oC/+70oC (control room / outdoor application)+55oC / +70oCTest Bd3Cyclic Temperature and HumidityIEC 60068-2-30-25oC and 95% relative humidity/ 55oC and 95% relative humidity, 12 + 12 hour cycle+55oC Test Db4VibrationIEC 60255-21-1-Response: 1g, 10 - 150Hz, 1 sweep, energised. Contacts should not close for longer than 2ms.Class 2 Response-Endurance: 1g 10 150Hz, 20 sweeps, un-energised. Contacts should not close for longer than 2ms.Class 1 Endurance5ShockIEC 60255-21-2-Response: 5g, 11ms, 3 pulses in each direction, energisedClass 1 Response-Withstand: 15g, 11ms, 3 pulses in each direction, un-energisedClass 1 Withstand6BumpIEC 60255-21-2-10g, 16ms, 1000 pulses un-energised.Class 17SeismicIEC 60255-21-3-Test method A (single axis sine sweep test) 1 35Hz, 1 sweep.Class 1TECHNICAL SCHEDULES A & B FORSWITCHGEAR PIUs IN ACCORDANCE WITH EST 240-64685228Type Tests per IED product family (concluded)4.2.3Immunity SpecificationsNote: Refer to IEC 60255-26 for an overview of electromagnetic compatibility requirements.1(a) -(c)Voltage dips, interruption, gradial start-up/shut-downIEC 60255-11PS50ms interruption has no effect on operationNo maloperation for 5s interruption.No maloperation for decaying DC over 60s, rising over 60s.Comply1(d)AC rippleIEC60255-11PSDevice shall function correctly with 12% 100Hz ac signal superimposed on the d.c. supply.Comply4.2.3Immunity Specifications (Continued)2Power frequency magnetic fieldSANS 61000-4-8ENC100A/m continuous, 1000A/m 1-3s, 50HzClass 531MHz oscillatory wavesIEC60255-22-1 or SANS 61000-4-18PS, IO2.5kV CM, 1kV DM, 2s total test duration, 6 10 bursts at 400Hz repetition.Class 3COM1kV CM, 0kV DM, 2s total test duration, 6 10 bursts at 400Hz repetition.4Electrostatic DischargeIEC 60255-22-2 or SANS 61000-4-2ENC6kV Contact Discharge, 8kV Air DischargeClass 35Radiated Radio Frequency fieldIEC 60255-22-3 orENC10V/m unmod r.m.s., 80% AM (1kHz), 80MHz 1GHz, 1.4 2.7 GHz-SANS 61000-4-3Class 36Fast TransientIEC 60255-22-4PS, IO, E2kV, 5kHzClass BCOM1kV, 5kHz7SurgeIEC 60255-22-5 or1,2/50ms (8/20ms) voltage (current) surge:-PS, IO0,5; 1; 2 kV line to earth, 0,5; 1 kV line to lineCOM0,5; 1 kV line to earthSANS 61000-4-5PS, IO2kVClass 38Induced Radio Frequency fieldIEC 60255-22-6 orPS, COM, IO, E10Vrms, 150kHz 80MHz-SANS 61000-4-6Class 39Power Frequency immunityIEC 60255-22-7IOAC voltages applied to D.C. inputs: 150V r.m.s. DM, 300V r.m.s. CMClass A4.2.4Emission SpecificationsNote: Refer to IEC 60255-26 for an overview of electromagnetic compatibility requirements.1Conducted emissionIEC 60255-25PS0,15 0,5 MHz: 79dB(mV) quasi peak, 66dB(mV) ave.-0,5 30 MHz: 73dB(mV) quasi peak, 60dB(mV) ave.2Radiated emissionIEC 60255-25ENC30 230 MHz: 40dB(mV) quasi peak at 10m-230 1000 MHz: 47dB(mV) quasi peak at 10m* Immunity and Emission tests are applicable to specific ports of the Equipment Under Test:-COM: (Rear) communication ports; E: Earth terminal; ENC: Device enclosure; IO: Inputs/Outputs; PS: Power SupplyCM = Common Mode, DM = Differential Mode.
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RangesIEC_ESKYes_NoIECYesESKNo