ABB SPAU 331 C, User Manual And Technical Description

Page 1: ... t t n U n U U min n U U n U U max n U 3 t t n U U 3 0 0 0 0 2 n U Uo s t 0 05 1 0 n U Uo s t RESET STEP Uo IRF U 20 STEP SG1 1 2 3 4 5 6 7 8 10 0 1 0 5 1 0 o U U o SPCU 1C6 0008A 0 05 0 5 50 10 80 n U U 0 1 1 0 n U RESET STEP IRF STEP SG1 1 2 3 4 5 6 7 8 0 1 0 5 1 0 SPCU 3C15 0 1 0 5 0 4 1 2 0 8 U12 U23 U31 U 3U k 3U 1 2 0 1 0 6 U U s t s t 0412A 0061A SPC 000 SPAU 331 C Voltage relay User s manu...

Page 2: ...ply module 11 Output relay module 12 Technical data 13 Maintenance and repair 16 Spare parts 16 Delivery alternatives 16 Dimension drawings and mounting 17 Order numbers and ordering information 18 The complete manual for the voltage relay SPAU 331 C includes the following submanuals Voltage relay SPAU 331 C general description 1MRS 750123 MUM EN Residual overvoltage relay module SPCU 1C6 1MRS 750...

Page 3: ...on of the relay to the serial bus and a substation level communi cation and reporting system and or a remote control system High system reliability and availability through integrated self supervision system with auto diagnostics capabilities in the relay modules The voltage relay SPAU 331 C is intended for the supervision of the bus bar voltages of distri bution substations both the residual volt...

Page 4: ...perate time is a function of the meas ured voltage and the set time multplier k and the operate time is shorter the lower the meas ured voltage The undervoltage stage 3U fea tures definite time characteristic only By turning switch SG1 5 on the front panel of the undervoltage relay module SPCU 3C15 in position 1 the operation of the undervoltage stage U can be blocked when at least one of the meas...

Page 5: ...mming of starting and tripping signals U1 Residual overvoltage relay module SPCU 1 C6 U2 Undervoltage relay module SPCU 3C15 U3 Unoccupied module place U4 Output relay module SPTR 6B3 U5 Power supply module SPGU 240A1 or SPGU 48B2 U6 Energizing input module SPTE 4B9 SPA ZC_ Bus connection module Rx Tx Optical fibre receiver Rx and transmitter Tx of the bus connection module ...

Page 6: ...6 Fig 3 Rear wiew of the voltage relay SPAU 331 C ...

Page 7: ...3 74 75 Alarm and start signal output relay C for stage U 76 77 78 Alarm and start signal output relay D for stage 3U 79 80 81 Alarm signal output relay E for stage U0 70 71 72 Self supervision output relay F In normal service conditions the contact gap 70 72 is closed In a fault situation the contact gap 71 72 closes NOTE Detailed information about the programming of starting and tripping signals...

Page 8: ...t operation indicator does not affect the operation of the relay module and thus the module is constantely operative 4 The front panels of the relay modules are pro vided with a red LED used as a self supervi sion alarm indicator IRF which indicates that the self supervision system has detected a per manent fault in the protection relay Further the relay modules are provided with separate LED indi...

Page 9: ... the starting tripping control and blocking signals can be routed in side the relay to obtain the protection functions required by the intended application Fig 5 Control signal routes between the relay modules of the voltage relay SPAU 331 C BS1 Uo 2 3 4 5 6 7 8 1 Uo Uo t t TS1 TS2 2 3 4 5 6 7 8 1 t SS1 SS2 TS1 TS2 U k 3U t SGB SGB SPCU 1C6 U1 SPCU 3C15 U2 SPC 000 U3 SGR 1 2 3 4 5 6 7 8 B C D E A ...

Page 10: ... A 1 SGR 3 Tripping signal from stage U0 to output relay A 1 SGR 4 Tripping signal from stage U0 to output relay A 1 SGR 5 Tripping signal from stage U to output relay B 1 SGR 6 Tripping signal from stage 3U to output relay B 1 SGR 7 Starting signal from stage U to output relay C 1 SGR 8 Starting signal from stage 3U to output relay D 1 Switchgroup SGB on PC board in residual overvoltage relay mod...

Page 11: ...e range U 18 80 V dc The power supply type is marked on the system front panel The power supply module is a transformer con nected i e galvanically separated primary and secondary circuits flyback type rectifier The primary circuit is protected by a fuse F1 1A slow in SPGU 240 A1 and 4A fast in SPGU 48 B2 which are located on the printed circuit board of the module When the power supply is on a gr...

Page 12: ...y for all stages U0 U0 U and U B Alarm signal output relay B for stages U0 U and U C Alarm signal output relay C for stage U D Alarm signal output relay D for stage U E Alarm signal output relay E for stage U0 F Self supervision output relay F IRF Self supervision input signal SGR Switchgroup for programming of starting and tripping signals ENA Enable output signal from control circuits The input ...

Page 13: ... carry for 3 s 15 A Breaking capacity for dc when the control circuit time constant L R 40 ms at 48 110 220 V dc 5A 3A 1 A Contact material AgCdO2 Signalling outputs Terminal numbers alarm relay B 67 68 69 alarm relay C 73 74 75 alarm relay D 76 77 78 alarm relay E 79 80 81 self supervision relay F 70 71 72 Rated voltage 250 V dc ac Continuous current carrying capacity 5 A Make and carry for 0 5 s...

Page 14: ...es SPA ZC 17 BB for glass fibre cables SPA ZC 17 MM Test voltages Dielectric test voltage according to IEC 255 5 2 kV 50 Hz 1 min Impulse test voltage according to IEC 255 5 5 kV 1 2 50 µs 0 5 J Insulation resistance according to IEC 255 5 100 MΩ 500 V dc Disturbance tests High frequency 1 Mhz disturbance test according to IEC 255 22 1 common mode 2 5 kV differential mode 1 0 kV Electrostatic disc...

Page 15: ...55 C Temperature dependence 0 2 C Transport and storage temperature range according to IEC 68 2 8 40 70 C Damp heat test according to IEC 68 2 30 95 55 C 6 cycles Degree of protection by enclosure of flush mounting relay case according to IEC 529 IP54 Weight of fully equipped relay 5 5 kg The insulation and disturbance tests do not apply to the serial port which is used for the bus connection modu...

Page 16: ...ried out by the manu facturer Please contact the manufacturer or his nearest representative for further information about checking overhaul and recalibration of the relay The protection relay contains circuits sensitive to electrostatic discharge If you have to with draw a relay module ensure that you are at the same potential as the module for instance by touching the case Note Protective relays ...

Page 17: ...lar provides an IP54 degree of protection by enclo sure between the relay case and the mounting base The hinged cover of the case is made of trans parent UV stabilized polycarbonate polymer and provided with two sealable locking screws The rubber gasket of the cover provides an IP54 degree of protection between the case and the cover The required input and output connections are made to the multi ...

Page 18: ... and the operative range of the auxiliary supply voltage AA fn 50 Hz Uaux 80 265 V ac dc CA fn 50 Hz Uaux 18 80 V dc DA fn 60 Hz Uaux 80 265 V ac dc FA fn 60 Hz Uaux 18 80 V dc Ordering example 1 Number and type designation 5 pcs SPAU 331 C1 2 Order number RS 613 031 AA 3 Rated frequency fn 50 Hz 4 Auxiliary voltage Uaux 110 V dc 5 Accessories 5 raising frames SPA ZX 301 5 bus connection modules S...

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Page 20: ...1MRS 750123 MUM EN ABB Oy Substation Automation P O Box 699 FIN 65101 VAASA Finland Tel 358 0 10 22 11 Fax 358 0 10 22 41094 www abb com substationautomation ...