iET HRRS Series, User And Service Manual

Page 1: ...MENT IET LABS INC HRRS 5kV AND 10kV SERIES High Resistance 5kV and 10kV Decade Substituter User and Service Manual Copyright 2021 IET Labs Inc HRRS 5kV and 10kV im August 2021 www calcert com sales ca...

Page 2: ...PRECISION INSTRUMENTS FOR TEST AND MEASUREMENT IET LABS INC www calcert com sales calcert com 1 888 610 7664 0 5 10 15 20 25 30...

Page 3: ...be repaired or at the option of IET replaced at no charge when returned to IET Changes in this product not approved by IET or application of voltages or currents greater than those allowed by the spe...

Page 4: ...measurement terminals must not be connected to line voltage mains The HRRS is an indoor use product DANGEROUS PROCEDURE WARNINGS Comply with all WARNINGS Procedures throughout in this manual and inst...

Page 5: ...maintenance personnel only DO NOT substitute parts or modify the instrument When working with high voltages post warning signs train personnel and keep unauthorized personnel away Do not apply any vo...

Page 6: ...ct complies with the WEEE Directive 2002 96 EC marking requirements The a xed label indicates that you must not discard this electrical electronic product in domestic household waste Product Category...

Page 7: ...eventive Maintenance 6 4 3 Veri cation of Performance 6 4 3 1 Calibration Interval 6 4 3 2 General Considerations 6 4 3 3 Calibration Procedure 7 4 4 Schematic 7 4 5 Replaceable Parts 8 Figures and Ta...

Page 8: ...vi HRRS 5kV and 10kV Series This page is intentionally left blank www calcert com sales calcert com 1 888 610 7664 0 5 10 15 20 25 30...

Page 9: ...ecade Custom requirements outside of the standard models can be satis ed To ensure low leakage the connection terminals are insulated with Kel F high resistance non moisture absorbing material With a...

Page 10: ...000 25 1 100 1 GW 10 G 0 20 0 50 1 5000 5000 10 000 10 000 25 1 500 10 GW 100 G 0 50 1 1 5000 5000 10 000 10 000 25 2 500 100 GW 1 T 0 50 1 1 5000 5000 10 000 10 000 100 5 500 1 TW 10 T 3 5 10 5000 5...

Page 11: ...6 100 k HRRS 6 1M WT 1 111 11 T 6 1 M HRRS 6 10M WT 11 111 1 T 6 10 M Model Total resistance Number of decades Resolution HRRS 7 10 111 111 1 M 7 10 HRRS 7 100 1 111 111 G 7 100 HRRS 7 1k 11 111 11 G...

Page 12: ...AGE CODE 62015 MODEL HRRS B 9 1K 5kV SN C1 1250517 567689 5 5 685 89 5 9 5 567689 5 A 9 B C DE FEG H I JK L9M N 89O5 5 685 P Q L9M7RAR N 89O5 P Q 5R 5 98A 5 5ST 75 8 PU RVG Q 89O5 5ST 75 8 PU RV Q 89W...

Page 13: ...when the case is closed The case should be kept closed when not in use 3 1 Initial Inspection and Setup This instrument was carefully inspected before ship ment It should be in proper electrical and m...

Page 14: ...ected to earth ground that is of su cient size so that the HRRS WT can easily t inside A faraday cage can also easily and inexpensively be build using copper mesh over a frame IET Labs uses a similar...

Page 15: ...7 HRRS 5kV and 10kV Series Operation This page is intentionally left blank www calcert com sales calcert com 1 888 610 7664 0 5 10 15 20 25 30...

Page 16: ...ailable by IET Labs or by a certi ed calibration laboratory If the user should choose to perform this procedure then the considerations below should be observed 4 3 2 General Considerations It is impo...

Page 17: ...m that the resistances fall within these limits If any resistances fall outside thee limits the associated switch assembly may require service or replacement WARNING Connect the GND terminal to earth...

Page 18: ...embly Not Shown HRRS SW 100k 100 k step Decade Switch Assembly Not Shown HRRS SW 1M 1 M step Decade Switch Assembly Not Shown HRRS SW 10M 10 M step Decade Switch Assembly Not Shown HRRS SW 100M 100 M...