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15
Unit function
Circuit diagram 0.087-804
Q1
motor circuit-breaker with thermal over-
load trip
Q2
pressure switch, 2-pole
M1
3-phase a.c. motor
The model 1.951-261 is reconnectable from
230 V Y (star) to 400 V
∆ (
delta).
From phases L1, L2 and L3 the voltage reaches
the motor via unit switch Q1 and pressure switch
Q2.
M otor ATB , VEM
M otor LS
Start of coil winding
Start of coil winding
U1
red
U1
black
V1
yellow
V1
red
W 1
black
W 1
white
End of coil winding
End of coil winding
U2
white
U2
yellow
V2
blue
V2
blue
W 2
grey
W 2
brown
Summary of Contents for HD 1090
Page 1: ...HD 1090 Service Handbook 0 I 5 905 212 03 02...
Page 4: ...2 Unit function Equipment 10 15 12 9 10 13 11 14 16 1 8 2 3 4 5 6 7 0 I...
Page 6: ...4 Unit function Functional diagram 5 3 7 8 9 10 11 12 13 14 2 1 15 16 17 4 6...
Page 8: ...6 Unit function Pump 15 17 18 10 12 13 11 14 16 20 9 12 11 1 8 2 3 4 5 6 7 11 19 21...
Page 10: ...8 Unit function Pressure and flow control with the Servopress handgun 1 2 4 3...
Page 14: ...12 Unit function Handgun with pressure and flow control Servopress with low effort version...