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EF28
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EF28
padidinti
for harvesters, excavators (14-20 tn), and combi machines.
FEATURES
Efficient multi-tree handling, cutting and accumulation
Non-slipping feeding, delimbing in bunches
Quick guillotine cutting, max. 28 cm, wider for bundles
Length measuring
Reliable hydraulics
A simple and cost-effective radio controlled automation system
SUITABLE FOR
Integrated harvesting
Energy wood harvesting
First thinning
DESIGNED TO MEET THE MOST CURRENT ENERGY WOOD HARVESTING REQUIREMENTS
Multi-tree handling and accumulation
High-capacity multi-tree handling grippers
Loading grapple -type delimbing blades
The feeding rollers open sideways for easier accumulation
Delimbing
A very wide opening, 83 cm
The open shape of the upper provides perfect operation when delimbing bunches
Delimbing diameter 4-42 cm
Feeding
Smooth, non-slipping feeding
Low pressure requirements for feeding
Length measuring has been integrated with the feeding
Feeding diameter 2-39 cm
Controlled lifting of the tree
Cutting
New, quick guillotine cutting.
Max. cutting diameter: 28 cm, for bundles considerably wider
Full cutting power is maintained throughout the entire movement.
The cutting surface is clean and even.
Stump treatment is available as an option.
Reliability and cost-efficiency
A compact and durable structure, made of high strength steel
Hydraulics and automation designed for integrated harvesting
Economic fuel consumption
NEW! NAARVA AUTOMATION SYSTEM FOR EFFECTIVE CONTROL
Simple and cost effective automation system including radio control. Wireless connection between the grapple and cabin.
Features include: small and clear display, compact and durable grapple module, easy to adjust, wood specific settings for rollers and delimbing blades, length measuring from feeding rollers, delimbing blade pressure reduction during bundle feeding, calculation of stem amount
TECHNICAL INFORMATION
Factory code
EF28
Weight
700 kg
Height in felling position
116 cm
Grapple opening
83 cm
Delimbing diameter
4-42 cm
Feeding speed
4 m/s
Feeding force
13 kN
Feeding diameter
2-39 cm
Cutting diameter* force and time **
Max cutting: Ø 28 cm Cutting force: 240 kN Cutting time: 0.7 s
Required pressure
240 bar
Required oil flow
170 l/min
Warranty
12 months or 1000 hours
Control system
Harvesters own control system or Naarva-automatic with radio control
Voltage
12V or 24V
* The max. cutting diameter is approx. 30% lower for hard wood (such as oak and beech). ** With 200 l/min oil flow All provided values are approximations.The manufacturer reserves the right to make changes in the products. 04/2011
Evolvent spike rollers or rib‐type spike rollers
Radio control with various options
Extension boom for excavators
Rotators
Suitable link for the rotator
Spare part packages
Basic wear and tear part package including hose kit and sensors etc.
Wide package including basic package and guillotine wear part kit, seal kits and valves
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E23
E24
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EF28
EL 28
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EV38
NAARVA - K
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Technological equipment
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FORWARDERS ROTTNE
TRACTOR EQUIPMENT KESLA
GRAPPLES AND WOOD HEADS
Grapples
Wood heads
Felling head KESLA 19GX
NAARVA - S
NAARVA - E
E23
E24
E25
EF28
EL 28
E32
EV38
NAARVA - K
NAARVA - H60
NAARVA - P
FOREST MACHINE CRANES
HARVESTER HEADS
WOOD SPLITTERS WOODCRACKER
CONSOLE TRACTORS JAKE
Material handling
WOOD CHIPPERS
HARVESTERS ROTTNE
FORWARDERS ROTTNE
TRACTOR EQUIPMENT KESLA
GRAPPLES AND WOOD HEADS
Grapples
Wood heads
Felling head KESLA 19GX
NAARVA - S
NAARVA - E
E23
E24
E25
EF28
EL 28
E32
EV38
NAARVA - K
NAARVA - H60
NAARVA - P
FOREST MACHINE CRANES
HARVESTER HEADS
WOOD SPLITTERS WOODCRACKER
CONSOLE TRACTORS JAKE
Forestry machinery
WOOD CHIPPERS
HARVESTERS ROTTNE
FORWARDERS ROTTNE
TRACTOR EQUIPMENT KESLA
GRAPPLES AND WOOD HEADS
Grapples
Wood heads
Felling head KESLA 19GX
NAARVA - S
NAARVA - E
E23
E24
E25
EF28
EL 28
E32
EV38
NAARVA - K
NAARVA - H60
NAARVA - P
FOREST MACHINE CRANES
HARVESTER HEADS
WOOD SPLITTERS WOODCRACKER
CONSOLE TRACTORS JAKE
Semi-trailers
WOOD CHIPPERS
HARVESTERS ROTTNE
FORWARDERS ROTTNE
TRACTOR EQUIPMENT KESLA
GRAPPLES AND WOOD HEADS
Grapples
Wood heads
Felling head KESLA 19GX
NAARVA - S
NAARVA - E
E23
E24
E25
EF28
EL 28
E32
EV38
NAARVA - K
NAARVA - H60
NAARVA - P
FOREST MACHINE CRANES
HARVESTER HEADS
WOOD SPLITTERS WOODCRACKER
CONSOLE TRACTORS JAKE
Lifts
WOOD CHIPPERS
HARVESTERS ROTTNE
FORWARDERS ROTTNE
TRACTOR EQUIPMENT KESLA
GRAPPLES AND WOOD HEADS
Grapples
Wood heads
Felling head KESLA 19GX
NAARVA - S
NAARVA - E
E23
E24
E25
EF28
EL 28
E32
EV38
NAARVA - K
NAARVA - H60
NAARVA - P
FOREST MACHINE CRANES
HARVESTER HEADS
WOOD SPLITTERS WOODCRACKER
CONSOLE TRACTORS JAKE
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