Leading Manufacturer of Safety Interlock Switches and Machine Guard Safety Switch Devices for Automation and Process Safety

Guardian Line Mini Duty Rope Pull Safety Switches (GLM)

The GLM mini duty safety rope pull switch has been designed to protect short to medium conveyor lengths, where protection is required up to 50m (using 2 switches) or up to 30m (using 1 switch).

  • Body Material: Die-Cast Metal; Painted Yellow
  • Ingress Protection: IP67
  • Contacts: 3-Pole or 4-Pole Contacts
  • Cable Length (1 Switch): 30m
  • Cable Length (2 Switches): 50m
Part No.Part Description
143001GLM M20 2NC 1NO
143001-QCM12GLM QC M12 2NC 1NO
143002GLM ½NPT 2NC 1NO
143003GLM M20 3NC
143004GLM ½NPT 3NC
143005GLM M20 2NC 1NO E Stop
143005-QCM12GLM QC M12 2NC 1NO E Stop
143006GLM ½NPT 2NC 1NO E Stop
143007GLM M20 3NC E Stop
143008GLM ½NPT 3NC E Stop
143050GLM M20 3NC 1NO
143050-QCM23GLM QC M23 3NC 1NO
143051GLM ½NPT 3NC 1NO
143052GLM M20 2NC 2NO
143052-QCM23GLM QC M23 2NC 2NO
143053GLM ½NPT 2NC 2NO
143054GLM M20 4NC
143055GLM ½NPT 4NC
143056GLM M20 3NC 1NO E Stop
143056-QCM23GLM QC M23 3NC 1NO E Stop
143057GLM ½NPT 3NC 1NO E Stop
143058GLM M20 2NC 2NO E Stop
143058-QCM23GLM QC M23 2NC 2NO E Stop
143059GLM ½NPT 2NC 2NO E Stop
143060GLM M20 4NC E Stop
143061GLM ½NPT 4NC E Stop

Technical Data
Approvals TUV, cULus
Technology Safety Rope Pull Switch
Housing Material Yellow Painted Die-Cast Metal
Operating Temperature-25 ... +80 °C
Enclosure Protection IP67
Rope SpansUp to 50m
Rope Type4.0mm Outside Dia. Steel inner-PVC sheath
Mounting4 x M5
Torque settingsMounting M5 4.0 Nm Lid T20 Torx M4 1.5 Nm Terminals 1.0 Nm
Vibration resistance10-500Hz 0.35mm
Shock resistance 15g 11ms
Tension Force (typical mid setting)130N
Typical Operating Force (Rope pulled)< 125N. < 300mm Deflection
Safety Contact typeIEC 60947-5-1 Double break Type Zb
Termination Clamp up to 2.5 sq. mm conductors
RatingUtilisation Category : AC15
Operational Rating AC15 A300 240V. 3A /120V 6A. ac 24V. 2.5A dc inductive
Thermal Current (Ith)10A
Rated Insulation Voltage (Ui)500V
Withstand Voltage (Uimp)2500V
Short Circuit Overload Protection Fuse Externally 10A. (FF)

Safety Classification and Reliability Data
Mechanical Reliability B10d 1.5 x 10 6 operations at 100mA load
ISO 13849-1up to Category 4 with Safety Relay
ISO 13849-1 up to PLe depending upon system architecture
EN 62061 up to SIL3 depending upon system architecture
Safety Data - Annual Usage8 cycles per hour / 24 hours per day / 365 days MTTFd 214 years

Information with regard to UL 508
Type 1 Enclosures. Temperature rating 80C. Use 16 - 12AWG copper conductors, rated 75ºC only. Intended for same polarity use and one polymeric conduit connection. Electrical Rating: A300 240V.ac 3A. (6,000 cycles) 120V. 60A. Making 6A. Breaking PF >0.38 (100,000 cycles) 240V. 10A. carry only. Wire range: 16AWG – 12AWG Copper Torque 7lb/in (0.8Nm) LED powered by LVLC or Class 2 only. Earth bonding terminal inside enclosure if required.