Železničný žeriav - 120 t. 10ks
tender (anglická verzia)
Railway company for collection of accidents, handling of goods, including coupling (concrete
Rails) in open area, inside of tunnels, under bridges, and on the bridges' requires the rail
Cranes with technical specifications hereto'. It's worth mentioning that manufacture of the
aforesaid cranes should be in accordance with effective and advanced rail standards and
technologies. Desired number and tonnage of rail cranes are as follows:
Crane required capacity & quantity
1) 120 ton crane: 10 units
General specifications:
1-1-Environmental specifications:
1-1-1-Stanclard track gauge (1436mm)
1-1-2-Maximum axle load: 20 tons (Tolerances acc.to IEC1133)
1-1-3-Min. curve radius: 80m at Marshalling yard, 190m at main line
1-1-4-Max. Grade of lines in IIRR (%028)
1-1-5-Max. Super Elevation of 150 mm
1-1-6- Ambient temperature: -30c to 55c
1-1-7- Max. Relative humidity: % 90
1-1-8-Max.altitude above the sea level: 2400m
1-1-9-Distant of enter lines of two adjacent tracks in the Yard: 4m.
1-1-10 -Operational regions include mountainous, desert with dusty conditions, rainy and
snowy regions should be considered
2-Necessary requirements
2-1- Self-propelled
2-2-Crane dimensions acc'to UIC 505-1
2-3-General specifications of the buffer (Ringfeder type)
2-3-1-Spring force: tons
2-3-2- Buffer Length 620mnm
2-3-3- Buffer Stroke length 90mm
2-3-4-The height of buffer center over the rail: 1060 mm+omm
2-4-The height of coupler center over the rail: 1040mm+5mm (screw coupler acc.to UIC826
2-5- Max.Speed in self-Propelled conditions should not be less than 25 km/h with a train
consist
2-6- Max.towing speed of 120 km/h with a train consist.
2-7-Crane should be designed in such a way that accessibility to all equipment and
components for maintenance affairs to be feasible'(Per buyer comments)
2-8-10% Safety margin should be considered for loading capacity and Static and dynamic
stability should be rendered.
2-9-Crane should be equipped with auxiliary diesel engine to be used in emergency. Also
auxiliary winch with towing capacity of min. 5 tons to be considered.
2-10-Graphic signs and syilbol5 applied in the crane should comply with well-known
standards such as ISO 7296
2-11-Min. required information for signs and labels applied in electric and hydraulic, and other
systems should be in accordance with well known standards such as ISO9942. .The
information should be engraved on the metal Plate.
2-12-labels and inscriptions should be in English.
2-13-Crane should be capable of towing an 80 ton car with minimum speed of 15 km (in zero
gradients).
2-14-Free falling off of the load and/or quick falling to throw down the load should be
considered
2-15-All maintenance tools including all specific and ordinary wrenches, test and calibration
tools should be considered.
3-Electric and controlling system
3-1-Electric system
3-1-1-Desirable DC voltage for crane is 24V.
3-1-2-list of electric consumers and amount of consumers Power to be cleared.
3-1-3- It should be provided with enough lighting sources so that movement at night (in
accordance with UIC) to be feasible. It includes, lighting in side of the cab and engine
room. In the head and at the middle of the boom, around tire crane, electric panels,
and machinery.
3-1-4-Plotective (fail-sat-e) system should be anticipated for electrical system.
3-2-Controlling system
3-2-1-Status of all systems to be checked at starting, and in case of no problem, operation
can be continued
3-2-2 -Control / supervision system should make driver able to observe and check status of
all necessary parameters through display (screen) as graph numerical / diagrammatic in
English.
3-2-3-The screen should be capable of displaying the annex 2 information.
3-2-4- Crane should be equipped with event recorder.
3-2-5-Cab display should be equipped with a communication port for data transfer.
3-2-6-The operator should be able to monitor propping equipment and required controlling
devices.
3-2-7-Crane should be equipped with wireless short range communication system. Operator
should be able (from cab inside) to be in touch with crane crew (outside of cab)
3-2-8-Crane should have protective limits against risk of: overload, over voltage against
thunder, under voltage, short circuit in controlling and electrical equipment.
3-2-9-It should have required protective grades against impacts from failure and track
unusual vibration, also impacts from buffers collision.
3-2-10-Possibility of shifting crane from automatic operation to manual, and vise versa.
3-2-11-All electric connections should be of socket or screw socket type' All sensor
connections should have flashing lights to indicate sensor function.
3-2-12-Safety systems such as cant compensation system should be considered to reach the
highest loading capacity and prevent from unit capsizing (overturning).
3-2-13-It should be equipped with emergency electricity cut-off switch.
3-2-14-Cables and wires should not pass from cornels or directly from unit roof due to
insulation problems.
4- Diesel engine
4-1 -Crane should be equipped with four strokes, water cooled, turbocharger engine and
intercooler (if necessary). Also, sufficient power for main operations, electricity supply,
and compressed air supply should be considered. Also having good record of service.
4-2-should be equipped with preventive (failsafe) system, hot water, low oil pressure shut
down and over speed protection.
4-3-Engine should have at lest the protection features as described in annex 2
4-4-Handling of engine for replacement or overhaul should be feasible
4-5-Bidder should render all required specifications and conditions for three proper engines
for optimum choice.
4-6-Engine should be equipped with pre heating system for quick starting in cold ambient as
30C Also, fuel system should be designed so that there will be no demand to specific fuel
in cold conditions and no problem of waxy fuel.
4-7-Level of engine derates in terms of altitude, temperature and environmental conditions
should be submitted...
4-8-Engine should be able of using fuel with, 0, 85% sulphur content.
4-9-Engine (if possible) should not have integrated (solid) cylinder head.
5-Cab
5- 1-Crane should be equipped with cab, having complete audio, heat and vibration
insulations and comply with one of the known standards like ISO 8556 Also, having
protection against sunbeam in severe conditions is required'
5-2- Cab should be equipped with fire extinguishing system and first aid box'
5-3-Cab should preferably be equipped with two adjustable seats for loco driver and its
assistance comfort (item 1-2-9)
5-4-Cab air conditioner should be designed so that temperature inside of cab to comply with
environmental conditions mentioned in section 1(be about25 +-C in any condition)
5-5-Cab should be provided with all controlling devices and indicators acc' to annex t
5-6- Cab door should be of sliding type and should have safe lock (preferably 9tYPes).
5-7-Crane should have horns with high and low pitches. ,.
5-8-Suitable window glasses in accordance with authorized standards should be considered
and cab to be equipped with mirror and windscreen wiper.
5-9-Permissible sound level inside of cab should comply with lSO standards.
6- Power Transmission System
6-1-Power transmission system should be of hydraulic type, preferably Rexroth and /or
Parker,
6-2 -Power transmission system should have required protective (locking) mechanism
6-3-Ail mechanisms related. to turning, movement and change of boom angle, boom
telescoping and movement of balance weight, propping device and loading l-rook should
be able to be controlled and monitored and have appropriate protective system
(limit Switch)
6-4-Propping equipment should be of hydraulic type and have capability to be locked in 3
directions.
6-5- Propping legs pressure on the ground should be rendered and the equipment should be
equipped with stabilizer plate.
6-6- Boom Should be of telescopic type and counter weight mechanism should be able to be
changed .Specifications of balance weight should be rendered.
6-7- System should have main and auxiliary hooks. Main hook should be of double sided,
with capacity equal to loading power, and the second type (light) should be of one sided
type. Capacity of the auxiliary (small) hook should be min 15 tons. Hooks should have
limit switch sys.in min.and max. Altitude. Also length of loading cable should be to some
extent that hooks can be operated 10 m. lower than rail level.
6-8- For selection of loading cables authorized standard ISO 4308 should be observed
7-Chasis, bogie and brake
7-1-Each crane should have2 bogies 3 axles
7-2-Wheels: mono block R 8 or R9 type Acc. to UIC 812and axels should comply with UIC
811
7-3-Required facilities to remove wheel easily from axle should be considered
7-4-Type of journal bearings should be cylindrical roller bearing
7-5- Equipped with air brake system in accordance with UIC540 to 549 Standards and its
manufacturer should Have noticeable record in rail application (preferably from Kennor
or Sub Wabco) as follows:
-Having automatic brake system to carry tire crane with train
-Independent brake system
-Parking brake
7-6-Brake system should be electro pneumatic, and automatic brake system should be
completely compatible with Iran brake system (preferably triple valve, type KE)
7-7-Bogie should be equipped with locking device (during loading)
7-8-Maln and lateral sections of bogie and chassis and their accessories and different covers
installed on them should have enough stability so that the respective personnel can walk
on them with no trouble and confidence.
7-9-In each side of chassis, a tight and suitable step should be placed; also emergency stop
buttons should be considered in each side of crane.
7-10-All sensitive equipment including electric and electronic devices. ....located besides /on
chassis' should have tight and suitable covers to prevent from bending or damage in
collision with foreign objects.
7-11- Access to all operational equipment of the system and service places (lubricant fitting)
on the chassis and bogie should be feasible.
7-12-Tight and folding platforms besides chassis should be designed so That to be easily
accessible' adjacent to, repairing section in the upper part of the device
7-13-Suspellsion components under truck should have proper and safe
Distance with the rail level and ground' Also, used components such as hydro motor and.
"should be provided with pin and locking bolts
8-Thecnical specifications of loading
8-1- Capacity of loading for light and heavy couplers with or without application of propping
jacks within movement or halt, with different weights in different loading radius and
different angles of rotation (from' to 36 degree) should be rendered in From of, table.
Software Program and monitoring.
8-2-Max.loading moment and the respective radius
8-3-Diagram of loading terms of loading radius
8-4-Max. And min' of loading radius and altitude
8-5- Diagram and tables of loading without application of propping leg from front. Or limited
accessibility from front.
8-6- Max loading capacity with / without application of propping. Leg and in super elevation of
150 mm
8-7- Max. Loading capacity in horizontal boom conditions.
8-8- Having capability to increase or decrease the boom length during loading and in safety
limits.
8- 9- Radius or limit of counter weight radius
8-10 - Limit of boom angle toward horizontal level during loading
8-11- Having capability for loading with or without application of propping jack in curve with
max. Super elevation of 150mm
8- 12-The device should have capability of re-railing or rail removing for a set of rail with12
ton weights (along the track with respective angle)
9-Saftey
9-1-Crane should be equipped with all safety features required for crane safe operations and
movement in the routes.
9-2-Having warning signals or paints in accordance with ISO 13200 and ISO 3864
9 -3-Safety precautions related to worse site conditions like severe wind acc. To standards
like ISO 4302 should be observed.
9-4 -Crane stability should be acc. To authorize standards such as ISO 4307.
10-Accessories
10- 1 -Crane should be completely equipped with loading equipment or tools, protection and
controlling devices comply with standard ISO/DIS 11660-1
ANNEX
Measurement and display of required information
1-Oil pressure and temperature, engine water temperature, water pump pressure,
Turbocharger temperature and pressure, fuel pressure ….in audio/ visual so that in case
of, any danger being capable to alarm
2-Fuellevel indicator
3 -Indicator of battery voltage
4-Engine RPM
5-Air brake and brake cylinder pressure
6-Filter clogging
7-Engine running hour
8-Faulg of engine and unit
9-Load capacity and overload
10-Boom angle and angle of unit rotation
1 1-Loading radius and distance from front of buffer.
12-Boom length
13-Length of propping jack
14-SPeed of the unit
15-Detection and applying operational, restrictions from corner and above.
16-Having capability of troubleshooting.
17-Hydrulic oil temperature and pressure in the leading components and the respective
circuit
18-Possibitity of monitoring all electric and electronic equipment.
Notice: all leading information should be considerable in the main screen such as water
temperature