Jet ZH Series, Operation And Maintenance Instructions

6 

4.0  

Specifications

 
Model Number................................................................................ 

GH-2680ZH

 ......................................... 

GH-26120ZH 

Stock Number ....................................................................................... 321860 .................................................. 321890 

 
General Capacities: 

Maximum Swing over Bed ......................................................... 26” (660mm) ......................................... 26” (660mm) 
Maximum Swing over Cross Slide ....................................... 16-1/2” (420mm) ................................... 16-1/2” (420mm) 
Maximum Swing Through Gap .................................................. 34” (870mm) ......................................... 34” (870mm) 
Length of Gap ........................................................................ 7-7/8” (200mm) .................................... 7-7/8”  (200 mm) 
Distance between Centers ...................................................... 80” (2030mm) ..................................... 120” (3050mm) 
Width of Bed .............................................................................. 16” (405mm) ......................................... 16” (405mm) 

 
Motors and Electrical

:

Main Motor.............................................................................TEFC Induction ..................................... TEFC  Induction 
     Horsepower ....................................................................... 10 HP (7.5kW) ...................................... 10 HP (7.5kW) 
     Phase ............................................................................................... 3 PH ...................................................... 3  PH 
     Voltage ............................................................ 230/460V (prewired 230V) .................... 230/460V (prewired 230V) 
     Full Load Amps ........................................................................ 25.4/12.7A .............................................25.4/12.7A 
     Cycle ............................................................................................... 60 Hz .................................................... 60 Hz 
Feed Motor ...................................................................................... Induction ............................................... Induction 
     Horsepower ................................................................................... 1/2 HP ................................................... 1/2  HP 
     Phase ............................................................................................... 3 PH ...................................................... 3  PH 
     Voltage ............................................................ 230/460V (prewired 230V) .................... 230/460V (prewired 230V) 
     Full Load Amps ........................................................................ 2.85/1.65A .............................................2.85/1.65A 
     Cycle ............................................................................................... 60 Hz .................................................... 60 Hz 
Coolant Pump Motor ........................................................................ Induction ............................................... Induction 
     Horsepower ................................................................................... 1/8 HP ................................................... 1/8  HP 
     Phase ............................................................................................... 3 PH ...................................................... 3  PH 
     Voltage ............................................................ 230/460V (prewired 230V) .................... 230/460V (prewired 230V) 
     Full Load Amps ........................................................................ 0.54/0.27A .............................................0.54/0.27A 
     Cycle ............................................................................................... 60 Hz .................................................... 60 Hz 
Power Transmission ..................................................................... v-belt (x 4) ............................................. v-belt (x 4) 
Controls circuit ............................................................................... 110V A.C. ..............................................110V A.C. 
Lamp circuit ..................................................................................... 24V A.C.  ...............................................24V A.C. 
Indicators circuit ............................................................................. 110V  A.C. ............................................. 110V A.C.  

Headstock and Spindle: 

Spindle Bore .......................................................................... 4-1/8” (105mm) ..................................... 4-1/8”  (105mm) 
Spindle Mount.......................................................................... D1-8 Camlock ....................................... D1-8  Camlock 
Spindle Taper with Sleeve ....................................... 113mm Dia. 1:20 / MT-5 ....................... 113mm Dia. 1:20 / MT-5 
Number of Spindle Speeds ........................................................................ 12 .......................................................... 12 
Range of Spindle Speeds .....................................................36 to 1600 RPM .................................... 36 to 1600 RPM 
Distance Floor to Spindle Center (approx.) .............................................. 46” ......................................................... 46” 
3-Jaw Scroll Chuck: 
Load Capacity........................................................................ 661 lb (300 kg) ...................................... 661 lb (300 kg) 
     Inside Diameter ............................................................ 5-11/16” (145mm) ................................ 5-11/16” (145 mm) 
 

Carriage: 

Maximum Compound Rest Travel  ........................................ 5-1/2”  (140  mm) ....................................  5-1/2” (140 mm) 
Maximum Compound Rest Swivel ................................................ +/- 90 deg. ............................................. +/- 90 deg. 
Maximum Cross Slide Travel ............................................ 14-1/16” (358 mm) ................................ 14-1/16” (358 mm) 
Maximum Carriage Travel ....................................................... 65” (1650mm) .............................. 106-1/4” (2700 mm)