BS 4941-4:1977 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: 07/15/2001

Industrial communication subsystem based on ISO 11898 (CAN) for controller-device interfaces-Smart distributed systems (SDS)

Published Date: 01/31/2010

Low-voltage switchgear and controlgear-Ancillary equipment. Safety requirements for fuse terminal blocks

Published Date: 02/22/2021

Low-voltage switchgear and controlgear-General rules

Published Date: 01/27/2021

Switchgear and controlgear and their assemblies for low voltage. Environmental aspects

Published Date: 01/01/2001

Complete Set of 14 New and Revised Sections - Standard Methods for the Examination of Water and Wastewater, 20th Edition

Published Date: 01/01/2001

Published Date: 01/01/2001

Published Date: 01/01/2001

Published Date: 01/01/2001

Published Date: 01/01/2001