HUYU HUW1 Series Installation And Operation Instruction Manual Download

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HUW1

Series Intelligent Universal Circuit Breaker

Mechanical Interlock

■

Mechanical Interlock

The cable interlock of two flat circuit breakers or the lever interlock of two
stacked circuit breakers.

Cable interlock or lever interlock of two circuit breakers

Two power supplies & one load can only close one circuit breaker

Circuit

diagram

Possible operation

modes

Cable interlock or lever interlock of three circuit breakers

Three power supplies & one load can
only close one circuit breaker

Circuit diagram

Possible operation

modes

Two power supplies & two loads can
close two circuit breakers at most

Circuit diagram

Possible operation

modes

QF: Circuit breaker

Note: The transition arc at the interlock bending of the cable interlock shall not be less than R120 mm.

Circuit breaker 1

Circuit breaker 2

Circuit

breaker 1

Circuit

breaker 2

Circuit

breaker 3

Schematic diagram of triple lever interlock

Schematic diagram of triple cable interlock

Summary of Contents for HUW1 Series

Page 1: ... Intelligent Universal Circuit Breaker Installation and Operation Instruction Please read the instruction carefully before installing and using the product and keep it for future reference HUANYU HIGH TECH CO LTD ...

Page 2: ...d External transformer Piece 1 Optional only available when ordered The company pledges On the premise that users abide by the use and storage conditions and that the product seals are intact if the product is damaged or cannot be used normally due to manufacturing quality problems within 18 months from the production date of the product the company will be responsible for the repairing or replace...

Page 3: ... suitable for photovoltaic and wind power generation systems with AC 50 Hz rated voltage up to 690 V and rated current up to 3 200 A They are mainly used for power distribution power feeding and power generation protection so as to protect the lines and power supply equipment from faults such as overload undervoltage overvoltage current voltage imbalance short circuit and grounding fault The produ...

Page 4: ...nical stress so as to avoid damage to the circuit breaker or poor contact of the main busbar b The circuit breaker shall be installed in places where there is no explosion hazard conductive dust metal corrosion or insulation damage c The protection level is IP20 When the circuit breaker is installed in the cabinet and the door frame is installed the protection level can reach IP40 3 3 Normal stora...

Page 5: ...ergy Release energy Store energy Three position lock of the drawer seat Lock the main body of the circuit breaker in three positions namely Disconnection Test and Connection of the drawer seat Three position indicator of the drawer seat Indicate the main body of the circuit breaker in three positions namely Disconnection Test and Connection of the drawer seat In the three positions of Disconnectio...

Page 6: ...85 Rated operating short circuit breaking capacity Ics kA AC 400 V 30 65 65 100 100 AC 690 V 15 50 50 70 75 Rated short time withstand capacity Icw 1s kA AC 400 V 30 65 65 100 100 AC 690 V 15 50 65 70 85 Use category B Full breaking time without additional delay 30 ms Closing time 70ms Electrical life times 2 500 1 time 3 min 2 500 1 time 6 min 400V 15 000 8 000 6 000 5 000 3 500 690V 6 000 6 000 ...

Page 7: ...0 6 300 1 429 1 905 Note The power consumption of the circuit breaker refers to the power consumption of the main circuit measured by the rated current of the circuit breaker at normal temperature excluding the power of other accessories with the power consumption of the circuit breaker The data in this table is for users selection reference only and cannot be seen as the circuit breaker s actual ...

Page 8: ...0 2 200 2 900 2 900 2 900 2 900 2 900 3 200 3 200 3 000 3 000 2 900 4 000 2 500 2 500 2 500 2 500 2 500 2 900 2 900 2 900 2 900 2 900 3 200 3 200 3 200 3 200 3 200 4 000 4 000 3 800 3 600 3 600 6 300 4 000 4 000 4 000 4 000 4 000 5 000 5 000 5 000 4 500 4 500 6 300 6 300 5 500 5 500 5 000 5 5 Recommended look up table corresponding to the cross sectional area of the external copper busbar and the ...

Page 9: ...l frame L3 L4 DIP intelligent controller Serial number Symbol Name Definition 1 Reset button After the release is interrupted due to the circuit breaker fault it is required to press this button before the circuit breaker can be closed again 2 In Circuit breaker rated current 3 40 100 indicator light This group of lights is a load current indicator which shows the percentage of the load current to...

Page 10: ...his button before the circuit breaker can be closed again 2 In Circuit breaker rated current 3 L1 L2 L3 N indicators During normal operation L1 L2 L3 and N phase i e A B C and N phase current indicators flash cyclically 4 Digital display window Parameters such as current voltage frequency setting and fault are displayed in the window 5 Indicator lights of corresponding parameters Ic1 indicates loa...

Page 11: ...e the selected parameter down or position the display to the right 10 Exit key Exit the current menu to enter the previous menu or cancel the modification of the current parameters 11 Reset key Reset to enter the initial working state in a fault trip or an alarm state 12 Fault Alarm indicator light During normal operation the fault or alarm indicator light is not on When the Fault Alarm indicator ...

Page 12: ...ally on and goes out during self diagnosis and power failures 6 2 2 Interface symbols indicator lights and key descriptions of 2 000 A and above shell frame 2M digital intelligent controller Serial number Symbol Name Definition 1 Reset button After the release is interrupted due to the circuit breaker fault it is required to press this button before the circuit breaker can be closed again 2 In Cir...

Page 13: ...ot on when the Fault Alarm indicator light flashes there must be a fault in the system 18 Reset key Reset to enter the reset running state in a fault trip or an alarm state Note Due to the rapid upgrade of the intelligent controller its physical interface may be different from the existing instruction Please refer to the physical object 6 3 Function configuration table of the intelligent controlle...

Page 14: ... 22 58 EI G Extreme inverse time lag for general distribution protection 1 5Ir 8 12 8 19 2 32 48 64 80 108 144 224 320 480 640 800 960 1000 2Ir 3 33 5 33 8 13 33 20 26 67 33 33 45 60 93 33 133 33 200 266 67 333 33 400 433 33 6Ir 0 29 0 46 0 69 1 14 1 71 2 29 2 86 3 86 5 14 8 11 43 17 14 22 86 28 57 34 29 37 14 7 2Ir 0 2 0 31 0 47 0 79 1 18 1 57 1 97 2 66 3 58 5 51 7 87 11 8 15 74 19 67 23 6 25 57 ...

Page 15: ...y fail Also the actual inverse time delay time shall not be less than the setting time of the fixed time limit 6 4 4 Short circuit instantaneous protection and curve The instantaneous protection function prevents the load short circuit of the distribution system This short circuit is usually an interphase fault with a large short circuit current which needs to be quickly disconnected This protecti...

Page 16: ...nal ground current transformer is used in the ground current protection distribution system Provided with additional special current transformer The distance between the special current transformer and the circuit breaker is not more than 10 meters 6 4 6 Neutral line protection The cable and current characteristics used in the neutral phase are often quite different from those of other three phase...

Page 17: ...1 2 Setting power PC1 PC2 200 kW 10 000 kW Unloading I delay settings Current mode 1 2 Current delay time TC1 TC2 20 80 Tr Power mode 1 2 Power delay time TC1 TC2 10 s 3 600 s Unloading II action settings Current mode 1 Setting current IC1 starting value 0 2 1 Ir Current mode 2 Setting current IC2 return value 0 2Ir IC1 Power mode 1 Setting power PC1 starting value 200 kW 10 000 kW Power mode 2 Se...

Page 18: ...e voltage imbalance rate and performs protection action when the voltage imbalance rate is greater than the action threshold when the voltage imbalance rate is less than the return threshold the alarm action returns Action threshold 2 30 differential 1 Action delay time s 0 2 60 differential 0 1 Return threshold 2 Starting value differential 1 This set value is only available when the execution mo...

Page 19: ... the same as that of grounding alarm The setting of the sliding time window is in the menu item Meter Settings the parameters are set in the same way for phases A B C and N Protection starting set value A 0 2 1 0 In Action delay time set value s 15 1 500 Protection action return set value A 0 2 In starting set value This set value is only available when the execution mode is Alarm Protection retur...

Page 20: ...4 18 Self diagnosis The intelligent controller can diagnose its own faults including ultra high ambient temperature error of E2PROM data error of A D sampling and circuit breaker failing to act 6 4 19 Contact wear indication The intelligent controller can display the current contact wear on the screen When the intelligent controller leaves the factory the display value is 100 which means that the ...

Page 21: ...protection caused by abnormal line voltage 6 4 23 Communication Through the communication interface the intelligent controller can realize data transmission functions such as telemetering telecontrol teleregulation and telesignaling according to the specified protocol The output of the communication interface adopts photoelectric isolation which is suitable for the environment where strong electro...

Page 22: ... setting Temperature protection function on off ON OFF Overtemperature protection action temperature 100 160 C Overtemperature protection action delay time 0 2 s 60 s Overtemperature alarm temperature 100 160 C Overtemperature alarm delay time 0 2 s 60 s 6 5 Intelligent controller factory default settings Long time delay Ir 1 In Tr 19 2 s C03 curve EI G Inverse time short delay Is 4 Ir Ts 0 1 Tr F...

Page 23: ...e is lower than the starting value of 280 V i e the action voltage the intelligent controller will send the opening signal with a delay of 0 0 s to make the shunt strip act when the voltage is restored to the return value of 360 V and kept for 10 0 s the intelligent controller sends a pulse signal to the closing electromagnet to make it act thus completing the automatic reclosing Press to enter th...

Page 24: ... the secondary circuit of HUW1 1000 L3 L4 2M Intelligent Controller Terminal number Function description Notes 1 2 Auxiliary power input AC 230 V AC 400 V DC 220 V DC 110 V Power module is required for DC power 3 4 5 Fault trip auxiliary contact contact capacity AC 250 V 3 A 8 9 External transformer Optional accessories 20 21 Undervoltage release Optional accessories 22 23 Shunt strip Optional acc...

Page 25: ...ent 16 connected to N 17 connected to A 18 connected to B 19 connected to C Optional functions 20 21 Undervoltage release Optional accessories 22 23 Shunt strip 24 25 Closed electromagnet 26 27 28 Electric operating mechanism 28 connected to the green line 27 connected to the red line and 26 connected to the black line 29 40 DF auxiliary switch terminal Note When the external transformer needs to ...

Page 26: ...witch L N Control power supply DC L is positive N is negative A B C N Main circuit phase line DF Auxiliary switch Protocol converter Other protocols except Modbus RTU protocol need to be configured SB3 Anti reopening button for reclosing maintenance SB4 Anti reclosing button for reclosing maintenance Main circuit Intelligent controller Undervoltage release Shunt strip Closed electromagnet Electric...

Page 27: ...dication function of the drawer seat is only optional for the drawer circuit breaker Note For the wiring type of independent six normally open and six normally closed of auxiliary switch perform wiring adjustment at the space according to the user s order function requirements Wiring diagram of the secondary circuit of the HUW1 2000 and above L3 L4 2M 3M Intelligent Controller Main circuit Intelli...

Page 28: ...city AC 250 V 3 A 8 9 Circuit breaker status auxiliary contact normally open contact capacity AC 250 V 3 A 10 11 Communication interface output 10 connected to A 11 connected to B Default Modbus 12 19 Signal output 12 and 13 DO1 14 and 15 DO2 16 and 17 DO3 18 and 19 DO4 Set based on functional requirements 20 Grounding PE 21 22 23 24 Voltage signal measurement 21 connected to N 22 connected to A 2...

Page 29: ...sm Auxiliary switch Energy storage indication To the incoming side of circuit breaker Drawer type three position indication External transformer To the main circuit See the wiring type of auxiliary switch Connectio n position indication Test position indication Disconnection position indication Modbus protocol Computer Switchboard Concentrator Others Protocol converter Green Red ST power module Ma...

Page 30: ...osing for maintenance Main circuit Intelligent controller Undervoltage release Shunt strip Closed electromagnet Electric operating mechanism Auxiliary switch Energy storage indication To the incoming side of circuit breaker Drawer type three position indication External transformer To the main circuit See the wiring type of auxiliary switch Connection position indication Test position indication D...

Page 31: ...on OFF The standby voltage is normal OFF The dual power supply has no alarm information N down ON The dual power switch is in the common power supply position N R OFF The dual power switch is in the off position Auto ON The dual power switch works in automatic operation mode OFF The dual power switch is not in the common power supply position OFF The dual power switch works in manual operation mod...

Page 32: ... power controller without external power supply Note 4 The generator starting signal control terminals DO5B COM normally closed or DO5A COM normally open are wired by the users themselves 1 4 Connected to the main circuit 1 to UA 2 to UB 3 to UC and 4 to UN Connected to the main circuit incoming side by the users themselves 5 Control power output L 1 27 6 Control power output N 2 22 24 26 7 Signal...

Page 33: ...control terminals DO5B COM normally closed or DO5A COM normally open are wired by the users themselves Terminal number Interpretation Terminal number of the circuit breaker 1 4 Connected to the main circuit 1 to UA 2 to UB 3 to UC and 4 to UN Connected to the main circuit incoming side by the users themselves 5 Control power output L 1 33 6 Control power output N 2 30 32 34 7 Signal output DO1 con...

Page 34: ...uit I breaker closing Contact breaker opening Circuit II breaker opening Controller status display Settings 1 2 3 4 Setting 1 User primary settings Setting 2 User advanced settings Settings 3 4 Factory settings I II I Display Circuit I parameters II Display Circuit II parameters ABC A Display Phase A parameters B Display Phase B parameters C Display Phase C parameters Power generation Power Genera...

Page 35: ...s of the circuit breaker secondary circuit those outside the box are the corresponding terminal numbers of the dual power bus coupler controller and those outside the box are the user connections Important reminder To ensure the normal operation of dual power supply products and prevent operation errors the dual power controller products need to be equipped with corresponding mechanical interlock ...

Page 36: ...cuit breaker secondary circuit those outside the box are the corresponding terminal numbers of the dual power bus coupler controller and those outside the box are the user connections Important reminder To ensure the normal operation of dual power supply products and prevent operation errors the dual power controller products need to be equipped with corresponding mechanical interlock devices Note...

Page 37: ...316 four pole 246 three pole 630 A 800 A 1 000 A busbar dimensions 200 A 400 A busbar dimensions K direction External installation dimension 361 four pole 291 three pole Internal installation dimension 264 four pole 194 three pole Installation dimension Center line of cabinet door opening Installation dimension Inside cabinet door 354 four pole 284 three pole 379 four pole 309 three pole Circuit b...

Page 38: ...al installation dimension 360 four pole 265 three pole Horizontal extended busbar wiring special supply 413 four pole 318 three pole Cabinet door opening dimensions K direction horizontal wiring and installation dimensions 461 four pole 366 three pole Inside cabinet door Circuit breaker installation bottom surface Horizontal extended busbar wiring special supply Installation dimension 435 four pol...

Page 39: ...cuit breaker installation bottom surface Installation dimension 435 four pole 340 three pole Center line of cabinet door opening Installation dimension 438 four pole 343 three pole 500 four pole 405 three pole 470 four pole 375 three pole Inside cabinet door Circuit breaker installation bottom surface Cabinet door opening dimensions K direction horizontal wiring and installation dimensions Center ...

Page 40: ... of cabinet door opening Installation dimension 518 four pole 403 three pole 580 four pole 465 three pole 550 four pole 435 three pole Inside cabinet door Circuit breaker installation bottom surface Cabinet door opening dimensions K direction horizontal wiring and installation dimensions Center line of cabinet door opening External installation dimension 552 four pole 437 three pole Internal insta...

Page 41: ... Installation dimension 515 four pole 400 three pole Center line of cabinet door opening Installation dimension 518 four pole 403 three pole 580 four pole 465 three pole 550 four pole 435 three pole Inside cabinet door Circuit breaker installation bottom surface Cabinet door opening dimensions K direction horizontal wiring and installation dimensions Center line of cabinet door opening External in...

Page 42: ...e 400 three pole Center line of cabinet door opening Installation dimension 518 four pole 403 three pole 579 four pole 464 three pole 550 four pole 435 three pole Inside cabinet door Circuit breaker installation bottom surface Cabinet door opening dimensions K direction horizontal wiring and installation dimensions Center line of cabinet door opening External installation dimension 551 four pole 4...

Page 43: ...stallation bottom surface Center line of cabinet door opening Inside cabinet door Circuit breaker installation bottom surface Cabinet door opening dimensions K direction horizontal wiring and installation dimensions Center line of cabinet door opening External installation dimension Internal installation dimension 958 four pole 843 three pole External installation dimension 930 four pole 815 three...

Page 44: ...stallation of the drawer circuit breaker Instead of moving the circuit breaker body out of the drawer seat directly install the supports external installation size on both sides of the circuit breaker on the guide rail of the distribution cabinet and fasten them with four M10 bolts and gaskets with tightening torque of 15 20 N m or 30 36 N m The installation of the fixed circuit breaker is the sam...

Page 45: ...shall not be less than 20 mm Busbar wiring mode of below 1 600 A Horizontal wiring mode of 1 600 A and above 11 Functions and Characteristics of Accessories 1 000 A Shell Frame Closed Electromagnet 2 000A and above Shell Frame Closed Electromagnet 1 000 A Shell Frame Shunt Strip 2 000A and above Shell Frame Shunt Strip Phase spacer plate Closed electromagnet When the circuit breaker completes the ...

Page 46: ...in after the circuit breaker is closed so that the circuit breaker can be closed again immediately after the interruption Working voltage Us AC 230 V AC 400 V DC 220 V DC 110 V Working voltage range 85 110 Us Energy storage time 5 7 s HUW1 1000 power consumption 75 VA 75 W HUW1 2000 power consumption 85 VA 85 W HUW1 3200 4000 110 VA 110 W HUW1 6300 power consumption 150 VA 150 W Note Manual energy...

Page 47: ...it breakers are equipped with three identical locks and two keys and only two circuit breakers are allowed to be closed Mode IV Three power supplies one load interlock Circuit diagram Possible operation modes Three locks and one key Three circuit breakers are equipped with three identical locks and one key and only one circuit breaker is allowed to be closed Door Frame Door frame The door frame is...

Page 48: ...owed to open RCD Residual Current Transformer RCD residual leakage current transformer When the grounding protection is residual current type a zero sequence current transformer which is suitable for the protection of small current needs to be added The signal sampling mode is the sum of phase current vectors ZT100 grounding transformer When the grounding mode is the ground current return type W t...

Page 49: ...interlock or lever interlock of three circuit breakers Three power supplies one load can only close one circuit breaker Circuit diagram Possible operation modes Two power supplies two loads can close two circuit breakers at most Circuit diagram Possible operation modes QF Circuit breaker Note The transition arc at the interlock bending of the cable interlock shall not be less than R120 mm Circuit ...

Page 50: ...ng protection Residual action current protection Load monitoring function Neutral line protection Demand value measurement current and power DI input function DO output function Communication function Modbus protocol default available for H type Standard configuration accessories Closed electromagnet AC 220 V AC 380 V DC 220 V DC 110 V Shunt strip AC 220 V AC 380 V DC 220 V DC 110 V Energy storage...

Page 51: ... the above information is subject to the confirmation by the technical department of our company National unified customer service hotline 400 887 5757 http www huyu com cn Certificate Name Intelligent Universal Circuit Breaker Model HUW1 Series Inspector Date See product label or QR code The product meets the requirements of GB T 14048 2 and is allowed to leave the factory after passing the inspe...

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