Page 2 - voltage air circuit breakers protection; INSTALL, OPERATE OR SERVICE THIS CIRCUIT BREAKER.
B0431 Emax X1-Tmax T7-Tmax T8 Doc. no. Model Apparatus Dwg. Title App. Resp. Off. Take over Off. Scale Language EN 1SDH000587R0002 Operating istructions for T7-T8-X1 low voltage air circuit breakers protection releases • READ THIS DOCUMENT AND THE INSTRUCTION MANUAL CAREFULLY BEFORE ATTEMPTING TO IN...
Page 3 - Index; Protection against instantaneous short-circuit “Iinst” . 13
Index 1. PROTECTION RELEASE - General notes . . . . . . . 5 1.1. Compatibility between protection releases and CB . . . 6 1.2. Abbreviations and notes . . . . . . . . . . . . . . . . . 6 1.2.1. Abbrevations. . . . . . . . . . . . . . . . . . . . . . . 61.3. Safety Notes . . . . . . . . . . . . . . ....
Page 5 - PROTECTION RELEASE - GENERAL NOTES; optional unit for temporary connection,; Continuous control of current sensors and trip coil connection.
B0431 Emax X1-Tmax T7-Tmax T8 5/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 1. PROTECTION RELEASE - GENERAL NOTES The series of SACE Emax X1 air circuit-breakers and SACE Tmax T7-T8 molded-case circuit-breakers can be equipped with PR331/P and PR332/P protection releases. SACE Emax X1 c...
Page 6 - Abbreviations; You must assume that safe usage is impossible if:
B0431 Emax X1-Tmax T7-Tmax T8 6/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 1.1. Compatibility between protection releases and CBThis table summarizes all the possible combinations between the different protection releases and Emax X1 and Tmax T7-T8 circuit-breakers. CB / Release PR331...
Page 7 - PROTECTION RELEASE PR331/P; Symbol
B0431 Emax X1-Tmax T7-Tmax T8 7/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 2. PROTECTION RELEASE PR331/P 2.1. OverviewPR331/P is available in 3 versions, all compatible with various different switchgear and testing accessories: In=1600A Switchgear accessories HMI030Flex Interface Tempo...
Page 8 - Primary current characteristics
B0431 Emax X1-Tmax T7-Tmax T8 8/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 2.2.3. AccessoriesA set of accessories adds optional functions to the basic version. - External neutral, current sensor for protecting the external neutral pole (can only be configured for three-pole circuit-br...
Page 9 - Description; Serial number of the protection release; and leds of protection G are available with release version LSIG.; unit need not be restarted.
B0431 Emax X1-Tmax T7-Tmax T8 9/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 2.3. User interfacePR331/P allows the protections and main settings to be adjusted via the dip switches and has signalling leds for monitoring the state and alarms. 1 2 3 4 5 6 7 8 9 Ref. Description 1 Serial nu...
Page 10 - Type of information
B0431 Emax X1-Tmax T7-Tmax T8 10/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 2.3.2. LEDThe following table shows how the LEDs are managed in accordance with the IEC standard 60073 (and clause 4.2.3.2 in particular). 2 to 4 red leds are available for checking the protections: the number...
Page 11 - WARNING: the protection L threshold range ensures that:
B0431 Emax X1-Tmax T7-Tmax T8 11/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 2.3.4. Test connectorThe front test connector allows PR030/B modules to be connected for temporary powering of the protection release, and BT030- USB, PR010/T, Ekip T&P for powering, communication and testi...
Page 12 - . The neutral protection is set by default
B0431 Emax X1-Tmax T7-Tmax T8 12/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 2.4.2. Protection SThe protection, which can be disabled, can be the fixed time (t=k) or inverse time (t=k/I 2 ) type. The tripping time with inverse time curve is given by the expression: t(s)= . If the calcu...
Page 13 - Pr; Minimum trip time
B0431 Emax X1-Tmax T7-Tmax T8 13/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 WARNING: In some installations, where particularly high harmonics occur, the current circulating on the neutral may be higher than that of the phases. WARNING: For three-pole circuit-breakers without external n...
Page 16 - Maximum switching voltage
B0431 Emax X1-Tmax T7-Tmax T8 16/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 2.5. Main functions 2.5.1. MeasurementThe current measuring (ammeter) function is available in all versions of the PR331/P unit. This function is accessible by means of test unit BT030-USB, Ekip T&P (conne...
Page 17 - attention to the earth connection.; his installation requirements.; Protection; Off
B0431 Emax X1-Tmax T7-Tmax T8 17/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 2.6.2. Connections WARNING: Strict compliance with the instructions given in this document is required for the connections at the user’s charge. This will ensure compliance with all the international reference ...
Page 18 - N° Situation
B0431 Emax X1-Tmax T7-Tmax T8 18/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 2.8. Troubleshooting 2.8.1. TroubleshootingThe following table lists a series of typical service conditions, to help you understand and solve hypothetical faults or malfunctions. N.B.: 1. Before consulting the...
Page 19 - Optional internal module; MM; external power supply.
B0431 Emax X1-Tmax T7-Tmax T8 19/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3. PROTECTION RELEASES PR332/P AND PR333/P 3.1. IntroductionPR332/P and PR333/P possess many common characteristics: - Graphic interface: display, push-buttons and interactive menu. - HW: connectors and accessory...
Page 22 - cessories HMI030 and Flex Interface.; Rated operating frequency; Primary voltage characteristics; Auxiliary supply characteristics; Activation of display lighting; Maximum ripple
B0431 Emax X1-Tmax T7-Tmax T8 22/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.3.8. Electrical characteristicsThe protection release is energized: - Directly by the internal current sensors connected to the busbars of each phase. In this case, the release activates with the circuit-breake...
Page 24 - Key; - Press UP or DOWN within the menus to scroll the menu options
B0431 Emax X1-Tmax T7-Tmax T8 24/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.4.2. Push-buttonsA push-button panel with 4 buttons is used to access and surf the menus on the display of the protection release. There is also an independent button at the side of the display, with various fu...
Page 25 - Graphic ammeter and voltmeter; tection release
B0431 Emax X1-Tmax T7-Tmax T8 25/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 Ref. Description 1 Phase current measurement 2 CB and/or protection release alarms (the ABB logo appears in the absence of alarms) 3 Internal clock 4 “Low Power“ message 5 Operating icons 6 Graphic ammeter and vo...
Page 27 - Main Menu Option; Reading and adjustment of all the protections available; Menu browsing
B0431 Emax X1-Tmax T7-Tmax T8 27/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.5. User menusPR332/P and PR333/P come on in the Full Power mode in the presence of the supply conditions described in sect. 3.3.8 or if supplied by one of the following: Vaux, PR030/B, BT030-USB, Ekip T&P o...
Page 28 - Protections; Protection release; standard protection; O : optional function; function available with versions LSI, LSIG, LSIRc and LSIG MM
B0431 Emax X1-Tmax T7-Tmax T8 28/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6. Protection functionsPR332/P and PR333/P handle numerous independent protection functions. The current, voltage, frequency and internal temperature signals are processed by the protection release which, depen...
Page 29 - Standard trip curve according to IEC 60255-1
B0431 Emax X1-Tmax T7-Tmax T8 29/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.2. Protection LProtection L is the only protection that cannot be disabled since it provides self-protection against circuit-breaker overloads. The types of trip curves settable are divided into two groups ac...
Page 30 - Start-Up Threshold I2; ts; Threshold I2
B0431 Emax X1-Tmax T7-Tmax T8 30/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.3.2. Start-up threshold S The start-up function can be selected in the case where the curve with fixed time is selected. The start-up function enables the protection threshold (S, I and G) to be changed durin...
Page 31 - Bottom”, the direction of the figure alongside is:; CB; Inductive/resistive load
B0431 Emax X1-Tmax T7-Tmax T8 31/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.5. Directional protection DPR333/P provides excludable directional protection against short-circuits with adjustable fixed time (t=k), active both with self- powering and auxiliary supply. The protection func...
Page 33 - I (it uses the same control and trip algorithm) and
B0431 Emax X1-Tmax T7-Tmax T8 33/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.6. Protection "I"The protection is enabled/disabled from the menu. If zone selectivity S is active, output signal ZSO is activated in any case during a trip due to protection I, so as to ensure that t...
Page 34 - both the circuit-breaker side and toroid side.
B0431 Emax X1-Tmax T7-Tmax T8 34/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 Protection Gext possesses the same adjustment characteristics as protection G and is controlled differently by protection releases PR332/P and PR333/P: - PR332/P: only one protection can be set: if both are enabl...
Page 35 - Mean; signalled by leds and a message on the display.
B0431 Emax X1-Tmax T7-Tmax T8 35/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 The percentage of current unbalance is calculated in the following way: % Unbal = 100 max min max . − I I I where I max is the maximum and I min the minimum phase current. Unbalance percentage is calculated as fo...
Page 36 - may be higher than that of the phases.
B0431 Emax X1-Tmax T7-Tmax T8 36/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 This protection has two states of operation: State of “WARNING TEMPERATURE” with –25°C < temp. < -20°C or 70°C < temp. < 85°C : the display is turned off and the “WARNING” LED flashes at 0.5Hz State o...
Page 37 - Disabling; The best of the
B0431 Emax X1-Tmax T7-Tmax T8 37/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 WARNING: For three-pole circuit-breakers without external neutral, the Neutral protection setting must be OFF, otherwise the sensor presence error will be signalled (Error CS). In these cases, short-circuit T5-T6...
Page 38 - Release between
B0431 Emax X1-Tmax T7-Tmax T8 38/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 Current protections PR332/P PR333/P Disabling Disabling of TRIP only Zone selectivity Start-up thr eshold Thermal memory Trip Threshold Trip time Trip threshold tolerance (2) Trip time tolerance (2) G (4) (6) (t=...
Page 39 - x In
B0431 Emax X1-Tmax T7-Tmax T8 39/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.24. Trip curvesThe trip curves given are for guidance and only show a sub-group of the possible selections. The graphs do not include the curves of protection functions with the the same principle: S2 (S), MC...
Page 44 - UV; x Un; OV
B0431 Emax X1-Tmax T7-Tmax T8 44/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.24.10. Trip curves for function UV t [s] 10 -1 10 -2 1 10 10 2 10 3 10 4 0,3 0,5 0,7 0,9 1,1 1,3 x Un 0,1 0,5 0,95 0,5 … 0,95 10 0,1 … 5 5 UV 3.6.24.11. Trip curves for function OV t [s] 10 -1 10 -2 1 10 10 2...
Page 45 - RV; x Pn; RP
B0431 Emax X1-Tmax T7-Tmax T8 45/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.6.24.12. Trip curves for function RV t [s] 10 -1 1 10 10 2 10 3 10 4 0 0,2 0,4 0,6 0,8 1 x Un 1,2 10 0,5 … 30 0,5 0,1 0,4 30 0,1 … 0,4 RV 3.6.24.13. Trip curves for function RP t [s] 10 -1 1 10 10 2 10 3 10 4 -...
Page 46 - Type of measurement range
B0431 Emax X1-Tmax T7-Tmax T8 46/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.7. Measuring functionsPR332/P and PR333/P include various measuring functions. The basic measurements available in all models are: - Currents: three phases (L1, L2, L3), neutral (N) and earth fault - Trips (las...
Page 48 - Range of values
B0431 Emax X1-Tmax T7-Tmax T8 48/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.7.6. EnergyPR333/P and PR332/P (with module PR330/V) measure total active, reactive and apparent energy of the system. 0.001 MWh, 0.001 MVARh or 0.001MVAh are the minimum values that can be displayed. The meter...
Page 49 - Settings
B0431 Emax X1-Tmax T7-Tmax T8 49/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.8. Main functions 3.8.1. WatchdogPR332/P and PR333/P provide certain watchdog functions able to ensure that CB and protection release faults are managed properly. These functions are as follows: - Watchdog for ...
Page 50 - examples is given in the table below); 3672 CB connected and springs loaded; Interface document for further details.; delay has been selected.; trigger for the selected event.; Recording time
B0431 Emax X1-Tmax T7-Tmax T8 50/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 By means of Ekip Connect, customized Stop Sources can be set via system bus or test bus to coincide with events (a list of examples is given in the table below) N° (decimal) Event 1920 Time delay G2894 sensor L1,...
Page 51 - Access to saved data from the system; The following information is also stored:; Example of data logger operation; Digital input
B0431 Emax X1-Tmax T7-Tmax T8 51/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.8.3.3. Access to saved data from the system When the event associated with the stop event occurs or a stop command is received, the following data are saved in the record- ing block: - Data logger Trigger, whic...
Page 52 - Type of contact; Settings Menu
B0431 Emax X1-Tmax T7-Tmax T8 52/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.8.5. Contact S51/P1PR332/P and PR333/P have an external contact, which can be configured by the customer and is useful for monitoring a series of events, including alarms and protection trips The configuration ...
Page 53 - value chosen by the user.; When selecting the system language, make sure that:; Password; DOWN keys. Use ENTER to confirm the figure and pass on to the next one.
B0431 Emax X1-Tmax T7-Tmax T8 53/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.9.2. Network frequencyThis area allows you to enter the frequency of the installation: 50Hz or 60Hz. Selection of this parameter allows the protection release to calibrate its protection and measurement functio...
Page 54 - module connected by external sockets.; Parameter
B0431 Emax X1-Tmax T7-Tmax T8 54/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.10. Internal modules 3.10.1. PR330/V - MEASURING Module Led Power Module PR330/V allows the primary voltages to be read and processed by implementing a series of protection and measuring functions. The module a...
Page 56 - Local: all changes to the parameters must be made via the menu in the
B0431 Emax X1-Tmax T7-Tmax T8 56/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.10.1.4. Dielectric strength testsTo perform the dielectric tests, it is obligatory to disconnect Measuring module PR330/V, as described below and in document 1SDH001193R0001. If dielectric tests are performed o...
Page 57 - Test Menu
B0431 Emax X1-Tmax T7-Tmax T8 57/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.11. Test Menu The Test menu provides various options for checking the protection release and CB. Up to 7 options are available: Name Description 1. CB status allows the user to view the CB state read by the pro...
Page 58 - - View the state of the springs and the position of the CB
B0431 Emax X1-Tmax T7-Tmax T8 58/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.11.5. COM moduleThe option is available if the PR330/D-M module is present and configured correctly. Within the menu, the operator can: - View the state of the springs and the position of the CB - Send CB openi...
Page 59 - Putting into service and recommendations
B0431 Emax X1-Tmax T7-Tmax T8 59/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.12. Putting into service and recommendations 3.12.1. InstallationCircuit-breakers purchased with the protection release assembled do not require this operation which is, however, necessary in the case of replac...
Page 62 - Measurements menu; Customer Support service.; to personal injury, damage or is otherwise critical.
B0431 Emax X1-Tmax T7-Tmax T8 62/66 Doc N° Mod. Apparatus Scale Page No 1SDH000587R0002 3.14.2. In the case of a fault WARNING: If you suspect that the protection release is faulty, functions incorrectly or has generated an un- wanted trip, you are strongly advised to strictly comply with the follow...
Page 63 - ACCESSORIES; relay operation or undesired opening of the CB.; release by means of the front service connector.
B0431 Emax X1-Tmax T7-Tmax T8 63/66 Doc. No Model Apparatus Scale Page No 1SDH000587R0002 4. ACCESSORIES 4.1. External neutralThis is a current sensor for the external neutral pole of the circuit-breaker, designed to provide neutral protection for three-pole circuit-breakers. Further details about c...
Page 64 - thereby adding to the range of information available to the user.
B0431 Emax X1-Tmax T7-Tmax T8 64/66 Doc. no. Model Apparatus Scale Page No 1SDH000587R0002 4.7. BT030-USBUsing BT030-USB, the protection release can communicate with a PC in the wireless mode or via USB, thereby adding to the range of information available to the user. Communication is enabled via E...
Page 66 - ABB SACE Division
1SDH000587R0002 B 1751 ABB S.p.A. ABB SACE Division http://www.abb.com
