Double Girder Crab Hoist

Overview

Wheel Block With Geared Motor

Craftsman Wheel Block Systems (CRWB) have been meticulously developed by our team of industry experts, drawing upon years of experience to ensure unparalleled performance and functional reliability. The modular wheel block system from Craftsman presents a swift and cost-effective solution tailored to meet individual requirements. The CRWB Housing, Cover, and Wheel are crafted from spheroidal graphite cast iron, guaranteeing structural stability. Carefully selected bearings are matched to practical load conditions, ensuring low maintenance. Available in various load capacities to address the rapidly evolving industrial demands, Craftsman’s wheel block systems are versatile and cater to a wide range of applications, including cranes, hoists, storage systems, transfer carts, conveyors, and lifting platforms.

Wheel and Rail Width Selection Details

Wheel block size /Wheel Diameter	Wheel tread width(s)			Rail width(w)			Distance per side(x)			Wheel width (z)
		s1	s2	s3	w1	w2	w3	x1	x2		x3
	125	50	62	–	32,40	45,50,55*	–	9. 5	8.5. 6, 3.5		–	82
160	50	65	–	32,40	45,50,55*	–	9, 5	10, 7.5, 5	–	97
200	57	70	82	32,40,45	50,55,60	63, 70, 75*	12.5, 8.5, 6	10, 7.5, 5	9.5, 6, 3.5	114
250	57	70	85	40, 45	50, 55, 60	63, 70, 75, 80*	8.5, 6	10. 7.5, 5	11, 7.5, 5, 2.5	117
320	57	70	85	40. 45	50. 55, 60	63, 70, 75, 80 *	8.5, 6	10. 7.5, 5	11. 7.5. 5. 2.5	125
400	70	86	110	50, 55	60, 63, 70	75, 80, 90, 100	10, 7.5	13, 11.5, 8	17.5, 15, 10, 5	150
500	86	110	–	70	75, 80, 90, 100	–	8	17.5, 15, 10, 5	–	150

* – Applicable other than cranes

All Dimensions are in mm

Specifications

Crane application
Model / Wheel Dia	Pin Connection	End connection	Top Connection	Side Connection
CRWB 125	✔	✔	✔	#Other Applications
CRWB 160	✔	✔	✔
CRWB 200	✔	✔	✔
CRWB 250	✔	✔	✖
CRWB 320	✔	✖	✖
CRWB 400	✔	✖	✖
CRWB 500	✔	✖	✖

Description

Designed for ease of crane assembly anywhere in the world, Carlstahl Craftsman’s Crane Kits include everything needed to build a complete crane except the structural steel shapes of the Main Girder(s) & End Carriages.

Carlstahl Craftsman fully assemble, wire and test the crane kits before delivery to ensure the highest quality. Our crane kits create a new opportunity for crane manufacturers and users around the globe to complete orders efficiently and cost-effectively. With great attention to detail, Carlstahl Craftsman has developed a kit range to suit almost every conceivable crane application.

Standard Components included in our crane kits includes

• Wire Rope Hoist and/or Electric Chain Hoist with Motorised Trolley
• Wheels Blocks Set (2 Nos. Drive Wheel + 2 Nos. Driven Wheels) with geared motors suitable for
  • Long Travel Drive
  • Cross Travel Drive
• Electric Panel with VVVF Drives
• All Fixing Accessories except Electric Cables
• Handheld type Push Button Control Pendant
• Festoon Kits

Features

• For crane manufacturers, it provides a ready made solution
• Less maintenance , suitable for harsh environment and increased service life
• Closer ranges of diameter with several variables in an organized way makes it suitable
  for specific applications in a cost-effective manner
• Wheel block can be replaced easily with less effort
• Easy for assembly and disassembly
• Flange wear indicator ensures preventive maintenance without risk
• Time to market is very quick
• Gearbox mounting flange & torque arm mounting which reduces the peak load as a result of travel wheel slip torque.
• Grey iron housings ensure the robustness of the product
• The variants are designed to suit the applications in a cost-effective manner