Manitowoc National Crane NBT40 Series User Manual

6-14 Published 4-23-2018 Control # 239-11
MAINTENANCE CHECKLIST NBT40 SERIES OPERATOR MANUAL
Crane Operating Speeds
(Performance based on full governed RPM and 37.8° C (100° F) hydraulic reservoir temperature.)
Rotation 360°......................................................................... 30 ± 7 sec (1.8 ± 0.2 rpm) Adjustment Knob Closed
Boom up -10° to 80° .............................................................. 34 ± 5 sec
Boom Down 80° to -10° ......................................................... 34 sec ± 5 sec
Boom Telescope
............................................................
Outrigger Beam Extend......................................................... 10 sec ±3 sec
Outrigger Beam Retract ........................................................ 10 sec ±3 sec
Outrigger Jack Extend........................................................... 10 sec ±3 sec
Outrigger Jack Retract .......................................................... 10 sec ±3 sec
Counterweight
NBT36
Standard........................................................................ N/A
NBT40
Standard........................................................................ 1000 lbs
NBT40 + 1000 Option ................................................... 2000 lbs
NBT45
Standard........................................................................ 4500 lbs
NBT45 + 1000 Option ................................................... 5500 lbs
General
NBT36 ................................................................................... 36 tons (32.6 metric tons) at 7 ft (2.13 m) radius
NBT40 ................................................................................... 40 tons (36.3 metric tons) at 7 ft (2.13 m) radius
NBT45 ................................................................................... 45 tons (40.8 metric tons) at 7 ft (2.13m) radius
NBT36 127 ft Boom ............................................................... 35,550 lbs (16,125.21 kg)
NBT40 127 ft Boom ............................................................... 37,300 lbs (16,919 kg)
NBT45 127 ft Boom ............................................................... 40,950 lbs (18,574.61 kg)
Boom Weight
103 ft Boom ........................................................................... 12,425 lbs (5,636 kg)
127 ft Boom ........................................................................... 12,985 lbs (5,890 kg)
Line Speed (no load at high engine idle speed)
Layer Low Speed m/sec (ft/sec) High Speed m/sec (ft/sec)
1 43.9 (144) 87.5 (287)
2 48.5 (159) 97.2 (319)
3 53.3 (175) 107.0 (351)
4 58.2 (191) 116.7 (383)
5 63.1 (207) 126.5 (415)
Boom Telescope Speed (Angle 60°- no load at high engine speed)
Boom Length Extend Retract
9.44 - 31.39m (31 - 103ft) 105 sec (± 10 sec) 105 sec (± 10 sec)
9.44 - 38.70m (31 - 127ft) 120 sec (± 10 sec) 120 sec (± 10 sec)
10.36 - 43.28m (34 - 142ft) 135 sec (± 10 sec) 135 sec (± 10 sec)
11.88 - 49.07m (39 - 161ft) 150 sec (± 10 sec) 150 sec (± 10 sec)

Manitowoc National Crane NBT40 Series Specifications

General

Brand	Manitowoc
Model	National Crane NBT40 Series
Category	Construction Equipment
Language	English