Manitowoc National Crane NBT40-1 Series User Manual

National Crane 3-29-2018 Control # 610-00 10-7
NBT40-1 SERIES OPERATOR MANUAL MAINTENANCE CHECKLIST
10
Nominal Breaking Strength ............................................25,582 kg (56,400 lb)
Operating Pressure................................................................303.4 +/- 6.9 bar (4,400 +/-100 psi)
Flow .......................................................................................132.4 lpm (35 gpm)
Equipment 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 ....................................................................(See Boom Telescope Speed Table)
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
NBT36-1 Counterweight Slab ................................................N/A
NBT40-1 Standard Counterweight .........................................454 kg (1,000 lb)
NBT40-1 + 1000 lb Option Counterweight .............................907 kg (2,000 lb)
NBT45-1 Standard Counterweight .........................................2041 kg (4,500 lb)
NBT45-1+ 1000 lb Option Counterweight ..............................2,494 kg (5,500 lb)
NBT45-1 TM ..........................................................................454 kg (1,000 lb)
Hoist Line Pull/Layer
Layer Low Speed kN (lb) High Speed kN (lb)
1 66.7 (15,000) 33.4 (7,516)
2 60.2 (13,529) 30.1 (6,765)
3 54.7 (12.299) 27.4 (6,150)
4 50.2 (11,275) 25.1 (5,637)
5 46.3 (10,407) 23.1 (5,204)
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 NBT40-1 Series Specifications

General

Brand	Manitowoc
Model	National Crane NBT40-1 Series
Category	Construction Equipment
Language	English