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Applicable to rectifier assemblies, transformers, or complete equipments for use on a.c. supplies of 15 Hz to 2000 Hz and having a maximum d.c. output voltage of 5000 V. Gives details of service conditions, rating classes, temperature rises, methods of test and proposals for guarantees and...
These recommendations apply to selenium and copper-oxide stacks, rectifiers and rectifier equipments used for supplying d.c. power from a.c. sources at frequencies up to 2 000 Hz (c/s). The recommendations do not apply to telecommunication rectifiers other than those for power...
Recommendations for the use of rectifier diodes.
This document specifies additional requirements to those given in ISO 5826 for single-phase inverter transformers with connected rectifier for DC welding. This document applies to transformers, primarily used in welding guns, operating at 1 000 Hz with a rated input voltage of 500 V or more....
IEC 60034-19:2014 applies to d.c. machines rated 1 kW and above operating on rectifier-fed power supplies, d.c. buses or other d.c. sources and provides standardized methods intended to determine characteristic quantities for conventional and rectifier-fed d.c. machines. These methods...
This document specifies additional requirements to those given in ISO 5826 for single-phase inverter transformers with connected rectifier for DC welding. This document applies to transformers, primarily used in welding guns, operating at 1 000 Hz with a rated input voltage of 500 V or more....
ISO 22829:2017 specifies additional requirements to those given in ISO 5826 for single-phase inverter transformers with connected rectifier for DC welding. This document applies to transformers, primarily used in welding guns, operating at 1 000 Hz with a rated input voltage of 500 V or more...
Ratings, characteristics and inspection requirements which shall be included as mandatory requirements in accordance with BS CECC 50000 for these devices. Revised to include characteristics which apply to avalanche and controlled avalanche rectifier diodes.
Specifies the ratings, characteristics and test requirements for a range of medium current rectifier diodes in full assessment category of semiconductor devices of assessed quality.
Lists the ratings, characteristics, inspection requirements and supplementary information to be included as minimum mandatory requirements (in accordance with the general rules given in section 2 of BS 9300) in any detail specification for low current rectifier diodes.
This part of IEC 60034 applies to d.c. machines rated 1 kW and above operating on rectifierfed power supplies, d.c. buses or other d.c. sources. Standardized methods are provided for determining characteristic quantities for conventional and rectifier-fed d.c. machines. Excluded are d.c...
This part of IEC 60034 applies to d.c. machines rated 1 kW and above operating on rectifierfed power supplies, d.c. buses or other d.c. sources. Standardized methods are provided for determining characteristic quantities for conventional and rectifier-fed d.c. machines. Excluded are d.c...
This International Standard gives specifications applicable to the following types of transformers for use in resistance welding equipment: - single-phase transformers for a.c. welding, typically operating at 50 Hz or 60 Hz; - single-phase transformers with connected rectifier for d.c....
This International Standard gives specifications applicable to the following types of transformers for use in resistance welding equipment: - single-phase transformers for a.c. welding, typically operating at 50 Hz or 60 Hz; - single-phase transformers with connected rectifier for d.c....
This International Standard specifies additional requirements to those given in ISO 5826 for single-phase inverter transformers with connected rectifier for d.c. welding. This International Standard applies to transformers, primarily used in welding guns, operating at 1 000 Hz with a rated...
This Standard specifies the thyristor rectifiers for floating charge (hereafter referred to as "rectifiers") of batteries specified in JIS C 8702-1, JIS C 8702-2, JIS C 8702-3, JIS C 8704-1, JIS C 8704-2-1, JIS C 8704-2-2 and JIS C 8706, of which the nominal d.c. voltage is 200 V or...
This International Standard gives specifications applicable to all transformers for resistance welding equipment with or without connected rectifier. The following types are included: ? single-phase transformers for alternating welding current, typically operating at 50 Hz or 60 Hz; ?...
Rectifier elements and stacks, when supplying d.c. power from a.c. sources at frequencies up to 20 kc/s. Basis of rating, cooling conditions. Type and routine production tests, terminal and identification markings, methods of connection listed, illustrated. Rectifiers for measuring...
This code is intended to give guidance to designers of equipment using electronic valves, so that optimum performance and life may be secured. It contains a section applicable to all electronic valves and separate sections giving additional recommendations specifically appropriate to different...
