Rope Rescue/Equipment/Need/Pulley

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== Requirements ==
== Requirements ==
* modernize pulleys
* modernize pulleys
-
* minimum 2" to avoid damage to rope sheath on 2-person load
+
* analysis of number of pulleys
-
** 5 single sheave 2" pulleys @ $100 : $500
+
** high redirect at edge + change of direction at anchor + 9:1 = 5 regular + 1 PMP
 +
** double for mirrored system: 10 regular + 2 PMP
 +
** have 2 PMP already
 +
** need 5 for converting over to modern pulleys
 +
** need 5 more for mirrored system
 +
* minimum 2" sheave diameter to avoid damage to rope sheath on 2-person load
 +
* minimum MBS: 40 kN
 +
** for counter balance
* prefer sealed bearings for dirty industrial environments
* prefer sealed bearings for dirty industrial environments
 +
* optionally could be prusik minding pulleys but may not want to trade for weight and size
 +
** {{link|Rope Rescue/Equipment/Need/2 prusik minding pulleys|compare}}
 +
* 5 single sheave 2" pulleys @ US$60 : ~CAD$430
 +
== Product ==
== Product ==
 +
=== R-N-R, Poseidon Series 2.0" Single PMP - NFPA ===
 +
* [http://rocknrescue.com/acatalog/Rock-Exotica--2-0--Single-PMP-P1.html#SID=633 Manufacturer's page]
 +
* MBS: 44 kN
 +
* Sheave Dia: 2"
 +
* Max Rope Dia: 1/2"
 +
* Weight: 9.9 oz.
 +
* Sheave Type: Bearing
 +
* Certification: NFPA1983 "G"
 +
* suppliers
 +
** R-N-R [http://rocknrescue.com/acatalog/Rock-Exotica--2-0--Single-PMP-P1.html#SID=633 US$60.00]
 +
 +
=== RSI 2" Rescue Pulley ===
* http://www.rescuesystems.com/cart2/asp/select_item.asp?item=610012B
* http://www.rescuesystems.com/cart2/asp/select_item.asp?item=610012B
* M.T.S.: 10,000 Ibf = 44 kN
* M.T.S.: 10,000 Ibf = 44 kN
 +
* sealed bearings
 +
* suppliers
 +
** Rescue Systems [http://www.rescuesystems.com/cart2/asp/select_item.asp?item=610012B US$98.00]
 +
=== CMC HD2 Pulley ===
 +
* colour: gray
 +
* https://www.cmcpro.com/equipment/hd-pulleys/
 +
* MBS: 56kN
 +
* Suppliers
 +
** CMC: 2018-08-27 US$130
 +
** [[Ferno.ca] CAD$163.80
 +
 +
=== CMC Pro Rescue Pulley ===
 +
''discounted: 1.5" sheave
 +
* https://www.cmcpro.com/equipment/rescue-pulley/
 +
* US$74
 +
* MBS 56 kN
 +
* Sheave tread: a 1.5 x 1/2 (see Ferno.ca msg 2018-08-27 13:10)
 +
* Suppliers
 +
** [[Ferno.ca]] 2016-08-26 $98.42+tax

Current revision

Contents

[edit] Requirements

  • modernize pulleys
  • analysis of number of pulleys
    • high redirect at edge + change of direction at anchor + 9:1 = 5 regular + 1 PMP
    • double for mirrored system: 10 regular + 2 PMP
    • have 2 PMP already
    • need 5 for converting over to modern pulleys
    • need 5 more for mirrored system
  • minimum 2" sheave diameter to avoid damage to rope sheath on 2-person load
  • minimum MBS: 40 kN
    • for counter balance
  • prefer sealed bearings for dirty industrial environments
  • optionally could be prusik minding pulleys but may not want to trade for weight and size
  • 5 single sheave 2" pulleys @ US$60 : ~CAD$430

[edit] Product

[edit] R-N-R, Poseidon Series 2.0" Single PMP - NFPA

  • Manufacturer's page
  • MBS: 44 kN
  • Sheave Dia: 2"
  • Max Rope Dia: 1/2"
  • Weight: 9.9 oz.
  • Sheave Type: Bearing
  • Certification: NFPA1983 "G"
  • suppliers

[edit] RSI 2" Rescue Pulley

[edit] CMC HD2 Pulley

[edit] CMC Pro Rescue Pulley

discounted: 1.5" sheave

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