PRODUCTINFORMATION

AC TOP DRIVE MODEL 1275AC

MODEL 1275AC TOP DRIVEGENERAL ARRANGEMENT

.

All dimensions in inches.

88.6

1

51.1

58.

00

283.

93

MOTOR

RETRACTED

GRIPPER CYLINDEREXTENDED

GRIPPER CYLINDER

DRILLER SIDE VIEW

ELEVATOR LINK(BY CUSTOMER)8 FT SHOWN

MANUAL LOWER WELCONTROL VALVE

LINK TILT,BI-DIRECTIONAL

ROTARY MANIFOLD

LINK SUPPORT

GEAR CASE

43.2

5B

AC

K U

P W

REN

CH

TRA

VEL

QU

ILL

FLO

AT

12.008.00

46.6

2

28.5

5

ROTARY HOSE CONNECTION

TRAVELING BLOCK(BY CUSTOMER)

24.0

0

40.6

6

V-DOOR VIEW

ELEVATOR(BY CUSTOMER)

1

PRODUCT INFORMATION

AC TOP DRIVE MODEL 1275AC

Specifications

Top Drive Model 1275AC Static Hoist Rating

Elevator Load Path 750 Tons 680 Tonnes

Quill Load Path 750 Tons 680 Tonnes

Electric Motor GE B20 AC

Continuous Output Power 11 50 HP 860 KW

Gear Ratio 6.808:1

Continuous Torque Rating

51 400 ft-lb ( 69 700 Nm) @ 120 RPM

Maximum Speed Rating 23 500 ft-lb (24 900 Nm) @ 265 RPM

Brake Capacity 50 000 ft-lb (67 800 Nm)

Torque Boost Torque Make-Up

24 000 ft-lb (32 500 Nm)

Break Out 37 500 ft-lb (50 800 Nm)

Maximum Connection B/O Torque (Make-Up Limit is operator adjustable.)

95 000 ft-lb (128 800 Nm)

Pipe Handler Orientation Unlimited, remote controlled

Pipe Handler Lock 418 positions, remote controlled

Back-up Wrench Gripper 5.75 to 9.0 inches.

Diameter Range 3.75 to 7.0 inches with alternate die blocks

Back-Up Wrench Maximum Travel 43.25 inches 110 cm

Quill Connection 7-5/8 Reg.

Water Course Diameter 3.0 inches 7.6 cm

Circulating Pressure Rating - Standard 5 000 PSI 34 500 KPa

Circulating Pressure Rating - Optional 7 500 PSI 51 700 KPa

Floating Quill Travel 8.0 inches 20 cm

Link Counterbalance Travel 8.0 inches 20 cm

Cooling System Local Blower

15 HP, 2 800 scfm flow (11 KW, 80 m3/min) flow

Lubrication System 2 HP, 4 GPM flow 1.5 KW, 15 l/min flow

PRODUCT INFORMATION

AC TOP DRIVE MODEL 1275AC

Hydraulic Requirement 12 GPM flow 45 l/min flow

2 350 PSI 16 200 KPa

Pressure compensated control (see HPU Specifications)

Electrical Power GE B20 AC Motor

Max. continuous current 1 060 Amps

Max. intermittent current 1 470 Amps

Frequency 0 - 140 Hz

Weight (without blocks) 30 000 lb 13 600 Kg

PRODUCTINFORMATION

AC TOP DRIVE MODEL 1275AC

DWG: S-150-2 rev.2

0

10000

20000

30000

40000

50000

60000

70000

80000

0 50 100 150 200 250 300RPM

Torq

ue (F

t * L

bs)

Continuous Torque

MODEL 1275AC TORQUE CURVE

Curve based on GE B-20 AC Motor (1150 HP), 6.808:1 Gear Ratio