Drive Performance Specification; Analogue Readings On The Motherboard; Table 1: Drive Data; Table 2: Test Points - Quin Q-drive Installation & User Manual

Issue 1.5
3.4.2

Drive Performance Specification

Servo-amplifier type:
Rated rms current
Rated peak current
Max. rms current
Max. peak current
Rated power
Max. power
Note:
I = I
rms
P =1.73 x I
- in star V
I
rms phase
- in delta V
I
rms phase
Example: Type PQD506 I
P
max
P = 1.73 x 5.9 x 210 = 2.1 kW
rated
3.4.3

Analogue readings on the motherboard

The Q-Drive motherboard contains several measurement points which permit an
analogue reading of the three signals shown in Table 2-
M e a s u r e m e n t Description
point
Current Instantaneous Current
Command Internal command voltage
Speed Motor speed
The location of the measurement points is shown in Figure 24. on page 61
Copyright © 1996 Quin Systems Ltd.
PQD506
Amps 5,9
Amps 8,3
Amps 11,8
Amps 16,7
(kW) 2,1
(kW) 4,3

Table 1: Drive Data

/ 1.41
peak
x V or P= 3 x I
rms rms
= 210V / 1.73
rms phase
= I
rms
= 210V
rms phase
= I / 1.73
rms
= 11.8 A
rms max
= 1.73 x 11.8 x 210 = 4.3 kW

Table 2: Test Points

Q-Drive Installation Manual
PQD510
10,0
14,2
20,1
28,4
3,6
7,3
x V
rms phase rms phase
= 5.9 A
rms rated
Scaling
10V corresponds to the max. current of
the unit
V = V
command ext. cmd
+/- 10V corresponds to the max. speed
of 6000 rpm
PQD518
18,7
26,4
37,3
52,8
6,8
13,6
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