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BE1-50/51B-217 Testing

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T I M E

I N S T

C U R R E N T
S O U R C E

I N P U T

S T O P

T I M E R

S T A R T

A M P S

T E S T S E T

12-17-99

D2750-26.vsd

1.0Aac

C U R R E N T

L I M I T E R

T A R G E T C U R R E N T

Figure 5-1. Pickup and Timing Test Setup

Figure 5-2. Target Operational Test Setup

Содержание BE1-50/51B-217

Страница 1: ...r Electric R PICKUP PICKUP 0 5 MIN SET TIME DIAL TENTHS UNITS TENTHS UNITS CURVE INST TIME MANUAL TRIP MANUAL TRIP UNITS TENS INST TIME SOLID STATE PROTECTIVE RELAY D2718 16 vsd 12 14 99 INSTRUCTION M...

Страница 2: ...m the procedures presented in this manual INTRODUCTION This manual provides information concerning the operation and installation of the BE1 50 51B 217 Overcurrent Relay To accomplish this the followi...

Страница 3: ...Basler Electric Co Highland IL 62249 December 1999 It is not the intention of this manual to cover all details and variations in equipment nor does this manual provide data for every possible continge...

Страница 4: ...st 4 1 Mounting 4 1 Panel Drilling Diagram S1 Case Semi Flush Mount 4 2 Outline Dimensions For S1 Case Semi Flush Mount 4 3 Panel Drilling Diagram S1 Case Projection Mount 4 3 Outline Dimensions BE1 5...

Страница 5: ...iv CONTENTS Continued SECTION 6 MAINTENANCE 6 1 General 6 1 In House Repair 6 1 Storage 6 1 Periodic Tests 6 1 General 6 1 Periodic Test 6 2 SECTION 7 MANUAL CHANGE INFORMATION 7 1...

Страница 6: ...e method to manually trip the breaker at the relay front panel Direct reading front panel controls Minimum pickup setting for safety during installation Time characteristics extend to a pickup multipl...

Страница 7: ...1 50 51B 217 OVERCURRENT RELAY R Basler Electric Highland Illinois PICKUP PICKUP PICKUP ME DIAL TENTHS UNITS TENTHS S CURVE INST TIME TEST TR ST TRIP U TENS INST TIME 0 0 S 0 0 12 14 99 D2718 17 vsd F...

Страница 8: ...CKUP Select preferred instantaneous pickup level SPECIFICATIONS BE1 50 51B 217 Overcurrent Relay has the following features and capabilities Current Sensing Input Continuous current 14 amperes One sec...

Страница 9: ...eral Information 1 4 0 01 0 1 1 10 100 1000 10000 1 10 40 Instantaneous Tap 5 amps Time Tap 1amp Curve S Time Dial 4 0 1 2 3 4 5 MULTIPLE OF PICKUP T I M E I N S E C O N D S Figure 1 2 Load Demand Cha...

Страница 10: ...the nominal 50 60 hertz current causes less than 0 5 change in the current required for pickup INST Transient Response Less than 10 overreach with system time constants up to 40 milliseconds Burden B...

Страница 11: ...llow time to power up the relay Longer trip time for ground applications is beneficial because it helps to avoid nuisance trips For phase applications the maximum time to trip is 3 5 cycles at a picku...

Страница 12: ...t characteristic prevents the ratcheting effect that may occur with repeating system faults Closing SW8 4 selects the integrating reset characteristic The integrating reset characteristic simulates th...

Страница 13: ...30 amperes for 0 2 seconds carry 7 amperes for 2 125 250 Vdc minutes 3 amperes continuously and break 0 3 ampere 0 3 amperes L R 0 04 This chart vertical axis x D Seconds is applicable for all curves...

Страница 14: ...a five watt hand held transceiver operating at random Interference RFI frequencies centered around 144 megahertz and 440 megahertz with the antenna located six inches from the relay in both horizonta...

Страница 15: ...BE1 50 51B 217 General Information 1 10 MULTIPLES OF PICK UP Figure 1 7 Time Characteristic Curve 99 1610 Load Demand Curve...

Страница 16: ...BE1 50 51B 217 General Information 1 11 MULTIPLES OF PICK UP Figure 1 8 Time Characteristic Curve 99 1370 L Long Inverse...

Страница 17: ...BE1 50 51B 217 General Information 1 12 MULTIPLES OF PICK UP Figure 1 9 Time Characteristic Curve 99 1371 D Definite Time...

Страница 18: ...BE1 50 51B 217 General Information 1 13 MULTIPLES OF PICK UP Figure 1 10 Time Characteristic Curve 99 1372 M Moderately Inverse...

Страница 19: ...BE1 50 51B 217 General Information 1 14 MULTIPLES OF PICK UP Figure 1 11 Time Characteristic Curve I Inverse...

Страница 20: ...BE1 50 51B 217 General Information 1 15 MULTIPLES OF PICK UP Figure 1 12 Time Characteristic Curve 99 1374 V Very Inverse...

Страница 21: ...BE1 50 51B 217 General Information 1 16 MULTIPLES OF PICK UP Figure 1 13 Time Characteristic Curve 99 1375 E Extremely Inverse...

Страница 22: ...BE1 50 51B 217 General Information 1 17 MULTIPLES OF PICK UP Figure 1 14 Time Characteristic Curve B 99 1376 BS142 B...

Страница 23: ...BE1 50 51B 217 General Information 1 18 MULTIPLES OF PICK UP Figure 1 15 Time Characteristic Curve 99 1377 BS142 C...

Страница 24: ...ripping E CURVE Selector Ten position selector switch to select one of nine inverse functions or one fixed time function F TIME DIAL Selectors Two selector switches TENS and UNITS to select the desire...

Страница 25: ...des integrating reset Opening SW8 4 provides instantaneous reset K Auxiliary Output Jumper Terminations Configures the auxiliary output contacts to close with either the instantaneous 50 trip and or t...

Страница 26: ...BE1 50 51B 217 Controls and Indicators 2 3 Figure 2 2 Location of Controls and Indicators...

Страница 27: ...s the scaling resistors is filtered and applied to the multiplexor MUX Time Signal Current from the signal CT is also rectified and applied to the time scaling resistors controlled by the TIME PICKUP...

Страница 28: ...are closed in accordance with the time characteristic curve If the sensed current exceeds the INST PICKUP setting the INST contacts 50 are closed Power Off Sensing The power off sensing circuits meas...

Страница 29: ...BE1 50 51B 217 Functional Description 3 3 Figure 3 1 Functional Block Diagram...

Страница 30: ...peration of the relay may be confirmed by performing the operational test procedure Page 4 6 In the event the relay is not to be installed immediately store the relay in its original shipping carton i...

Страница 31: ...BE1 50 51B 217 Installation 4 2 Figure 4 1 Panel Drilling Diagram S1 Case Semi Flush Mount...

Страница 32: ...0 51B 217 Installation 4 3 D2750 24 vsd 12 17 99 NUMBERS IN PARENTHESES INDICATE METRIC DIMENSIONS MILLIMETERS ALL OTHER DIMENSIONS ARE IN INCHES Figure 4 2 Outline Dimensions For S1 Case Semi Flush M...

Страница 33: ...BE1 50 51B 217 Installation 4 4 Figure 4 3 Panel Drilling Diagram S1 Case Projection Mount...

Страница 34: ...EXTENSION TYP FOR DETAILED INSTRUCTIONS SEE THE TERMINAL PROJECTION MOUNTING KIT SUPPLIED MOUNTING PANEL 62 48 2 195 55 75 49 53 1 95 2 40 DETAIL A A SHOWING THE ADDITION OF WASHERS OVER THE BOSS TO...

Страница 35: ...BE1 50 51B 217 Installation 4 6 Figure 4 4 Outline Dimensions BE1 50 51B S1 Case Projection Mount...

Страница 36: ...eck model and part number before connecting and energizing a particular relay Connections should be made with minimum wire size of 14 AWG except as noted for the ground wire Typical ac input and dc co...

Страница 37: ...BE1 50 51B 217 Installation 4 8...

Страница 38: ...BE1 50 51B 217 Installation 4 9 Figure 4 6 DC Control Connections And Jumper Configuration Terminals...

Страница 39: ...BE1 50 51B 217 Installation 4 10 9 8 10 7 5 3 1 6 4 2 CT GND 51 50 AUX D1146 16 04 23 96 OVERCURRENT...

Страница 40: ...BE1 50 51B 217 Installation 4 11 Figure 4 7 BE1 50 51B 217 Overcurrent Relay Rear View...

Страница 41: ...nal test procedures in this Section In the event the relay is not to be installed immediately store the relay in its original shipping carton in a moisture and dust free environment DIELECTRIC TEST In...

Страница 42: ...E1 50 51B 9 8 7 6 5 4 2 TIME INST 3 CURRENT SOURCE INPUT STOP TIMER START AMPS TEST SET 12 17 99 D2750 26 vsd 1 0Aac CURRENT LIMITER TARGET CURRENT Figure 5 1 Pickup and Timing Test Setup Figure 5 2 T...

Страница 43: ...put current of 0 550 ampere Step 2 Decrease input current until PICKUP LED turns OFF Step 3 Set TIME PICKUP to 2 2 Step 4 Slowly increase current to terminals 8 and 9 PICKUP LED should turn ON at an i...

Страница 44: ...from when current is applied until TIME output contacts close Step 2 Apply the current step from 0 to 1 5 amperes and record the elapsed time Elapsed time should be 72 49 to 99 38 seconds This toleran...

Страница 45: ...MANUAL TRIP test points Check that TIME target operates Step 4 Connect a jumper between INST MANUAL TRIP test points Check that INST target operates Step 5 Reset targets Integrating Reset Test Perfor...

Страница 46: ...riodic testing should consist of the following procedures Step 1 Verify that the instantaneous pickup is within 2 of the value set on the dials Pickup occurs when the INST output contacts close Step 2...

Страница 47: ...ement parts must be at least equal to that of the original components Where special components are involved Basler Electric part numbers may be obtained from the number stamped on the component or ass...

Страница 48: ...curs when the LED turns ON Step 3 Verify that the time to trip for the curve and time dial settings at a multiple of six is the same as the time given on the characteristic curve Refer to Section 1 fo...

Страница 49: ...tantive changes to date are summarized in the Table 7 1 Table 7 1 Changes Revision Summary of Changes ECO Date A Deleted all references to the service manual corrected Figures 3 1 and 5 2 and changed...

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