BS 4941-3:1977 PDF

Published Date: 06/02/2021

Low-voltage switchgear and controlgear-Contactors and motor-starters. Electromechanical contactors and motor-starters

Published Date: 01/31/2013

Low-voltage switchgear and controlgear-Contactors and motor-starters. Electromechanical contactors and motor-starters

Published Date: 10/31/2009

Low-voltage switchgear and controlgear-Control/circuit devices and switching elements. Electromechanical control circuit devices

Published Date: 09/29/2006

Low-voltage switchgear and controlgear-Contactors and motor-starters. Electromechanical contactors and motor-starters

Published Date: 12/09/2002

Specification for low-voltage switchgear and controlgear. Control circuit devices and switching elements-Electromechanical control circuit devices

Published Date: 04/01/1992

Specification for low-voltage switchgear and controlgear. Control circuit devices and switching elements-Electromechanical control circuit devices

Published Date: 03/31/1988

Specification for controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c.-Contactors

Published Date: 03/31/1987

Specification for control switches (switching devices, including contactor relays, for control and auxiliary circuits, for voltages up to and including 1000 V a.c. and 1200 V d.c.)-Position switches with positive opening operation

Published Date: 05/31/1978

Specification for control switches (switching devices, including contactor relays, for control and auxiliary circuits, for voltages up to and including 1000 V a.c. and 1200 V d.c.)-Indicator lights. Standardization of fixing hole of single hole mounted push-buttons and indicator lights

Published Date: 10/31/1977

Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c.-Reduced voltage a.c. starters, two-step auto-transformer starters

Published Date: 01/31/1977

Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c.-Rheostatic rotor starters

Published Date: 01/31/1977

Specification for control switches (switching devices, including contactor relays, for control and auxiliary circuits, for voltages up to and including 1000 V a.c. and 1200 V d.c.)-Additional requirements for rotary control switches

Published Date: 01/31/1977

Specification for control switches (switching devices, including contactor relays, for control and auxiliary circuits, for voltages up to and including 1000 V a.c. and 1200 V d.c.)-Push-buttons and related control switches

Published Date: 02/20/1957

Specification. Motor starters and controllers

Published Date: 07/13/2023

Additive manufacturing of metals - Non-destructive testing and evaluation - Defect detection in parts (ISO/ASTM TR 52905:2023)

Published Date: 07/01/2022

Additive manufacturing - Non-destructive testing - Intentionally seeding flaws in metallic parts (ISO/ASTM/TR 52906:2022)

Published Date: 10/21/2020

Additive manufacturing - Design - Functionally graded additive manufacturing (ISO/ASTM/TR 52912:2020)

Published Date: 03/01/2022

Additive manufacturing for medical - Data - Optimized medical image data (ISO/ASTM TR 52916:2022)

Published Date: 11/28/2022

Additive manufacturing - Round robin testing - General guidelines (ISO/ASTM TR 52917:2022)

Published Date: 07/25/2023

Additive Manufacturing of metals - Feedstock materials - Correlating of rotating drum measurement with powder spreadability in PBF-LB machines (ISO/ASTM TR 52952:2023)