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Hacketts Dual Speed Chain Block
This dual speed chain block has exceptional lifting speeds at both the standard rate and the high speed rate enabling loads to be lifted quickly or with precision.
About the Hacketts Dual Speed Chain Block
This Hacketts dual speed chain block or manual chain hoist or block and tackle as they are often called is available in a range of models. Working load limits range from 3.2 tonnes up to 50 tonnes.
The lifting speeds vary across the models so check out the specifications table to find all the details.
This hoist is able to both lower as well as lift up to 5 times quicker than a standard hoist when unloaded. Enabling super quick load attachment. Speeds are similar to a standard hoist when loaded.
One of the key features of this hoist is the automatic load sensing speed transmission – the first of its kind. This enables very smooth speed transmittal between the standard and higher speed modes without the need for a neutral position. It is both reliable and safe thanks to the added overload limiting device.
Other Key Features
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Twin pawls for double the safety
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Both hooks have safety latches with integrated hook tip & latch for a strong closure
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Light load capacity, tested at 2% of the WLL
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Hand chain joiner to connect additional chain without damaging chain links
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45 degree cross hauling or fleeting tested
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Fully compliable load chain
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Operating temperature range = -40 to +120 degrees
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Overload indicator marks for quick inspection to see if overloading has occurred by measuring the distance between.
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Overload limit device can be added on request
Other Manual Chain Hoists
There are a plethora of chain blocks that are available on the market today but for safe lifting applications you should always buy from a trusted supplier with good knowledge of the lifting industry. Lifting Hoists Direct fit those criteria. What’s more you can be assured of low prices and quick delivery and with a full back up service including inspections and repairs you can’t go wrong.
We supply only quality hoists and our range of manual hoisting equipment includes those from Yale, tractel, Kito, LGD, Tiger, Raptor and more. For powered hoisting we have electric hoists, air hoists, wire rope hoists and scaffold hoists from brands such as Demag, JDN, Red Rooster, Verlinde, Gis and more. In fact you can find all the best hoists right here, many of which can be purchased directly online, its quick, safe and secure. For those which can not be bought online just give us a call on 01384 76961 for a quote.
Specifications
| WLL (t) | No. of Falls | Load Chain (mm) | Lift (m) | Mass (kg) 3m HOL | Extra Weight per m (kg) | Change from High Speed to Standard Speed (kg) | Change from Standard Speed to High Speed (kg) | Pulling Hand Chain to Lift 1m | |
| High Speed (m) | Standard Speed (m) | ||||||||
| 3.2 | 1 | Â 10 x 30 | 3 | 28.2 | 3 | Â >55 | <25 | 27 | Â 136 |
| 5 | 2 | Â 10 x 30 | 3 | 42.4 | 5.2 | Â >110 | <50 | 54 | Â 272 |
| 7.5 | 3 | Â 10 x 30 | 3 | 62.2 | 7.4 | Â >165 | <75 | 81 | Â 408 |
| 10 | 4 | Â 10 x 30 | 3 | 72.9 | 9.6 | Â >165 | <75 | 108 | Â 544 |
| 15 | 6 | Â 10 x 30 | 3 | 120.7 | 14 | Â >275 | <125 | 162 | Â 816 |
| 20 | 8 | Â 10 x 30 | 3 | 157.5 | 19.2 | Â >330 | <150 | 108 x 2 | Â 544 x 2 |
| 30 | 12 | Â 10 x 30 | 3 | 238 | 28 | Â >330 | <150 | 162 x 2 | Â 816 x 2 |
| 50 | 20 | 10 x 30 | 3 | 758 | 44 | Â >330 | <150 | 270 x 2 | 1360 x 2 |
Dimensions
| WLL (t) | a (mm) | b (mm) | c (mm) | d (mm) | e (mm) | f (mm) | g (mm) | h (mm) |
| 3.2 | 247 | 227 | 68.5 | 38.5 | 43 | 49.5 | 62 | 465 |
| 5 | 247 | 275 | 133 | 64 | 51 | 60 | 79 | 600 |
| 7.5 | 247 | 366 | 120 | 70 | 64 | 85 | 86 | 740 |
| 10 | 247 | 358 | 263 | 95 | 64 | 85 | 86 | 760 |
| 15 | 275 | 485 | 110 | 168 | 80 | 100 | - | 1000 |
| 20 | 285 | 648 | 286 | 123 | 82 | 110 | - | 1150 |
| 30 | 285 | 780 | 306 | 180 | 82 | 110 | - | 1500 |
| 50 | 585 | 832 | 480 | 310 | 133 | 170 | - | 1700 |
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