Speed Controls (Single Phase) - NuAire AIRMOVER DSA Series Installation And Maintenance Manual

Installation and Maintenance AIRMOVER DSA AXIAL UNITS

Speed Controls (single phase)

Electronic
ESC1-3A / 6A
Single phase speed controls are fixed through holes in
the base which are accessible on removal of the cover.
Bases are provided with 20mm & 25mm knockouts
for cable entry.
When delivered, fan units fitted with a permanent
capacitor motor will have links fitted.
When used with a speed control, one link must be
removed and the motor wired as shown in the
appropriate wiring diagram.
Speed Controls (single phase)
Auto transformer
SP CON-1.5/3.5/7.5/10
Single phase speed controls are fixed through holes in
the base which are accessible on removal of the cover.
Bases are provided with 20mm & 25mm knockouts
for cable entry.
When delivered, fan units fitted with a permanent
capaci- tor motor will have links fitted.
When used with a speed control, one link must be
removed and the motor wired as shown in the
appropriate wiring diagram.
Weights
Control Weight kg
SPCON1.5 1.7
SPCON3.5 3.6
SPCON7.5 6.0
SPCON10 9.5
Speed Controls (three phase)
Auto transformer
3SPCON-1.5/2.5/4.0/8.0
Three phase speed controls are fixed through holes in
the base which are accessible on removal of the cover.
Bases are provided with 20mm & 25mm knockouts
for cable entry.
Weights
Control Weight kg
3SPCON1.5 7
3SPCON2.5 9
3SPCON4.0 14
3SPCON8.0 27.7
10
A
C
Cable access Cover
Dimensions
Control A B
ESC1-3A 83 88
ESC1-6A 115 95
ESC1-10A 115 95
A
C
Cable access
Cover
Dimensions
Control A B
SPCON1.5 115 85
SPCON3.5 200 140
SPCON7.5 200 140
SPCON10 300 300
A
1
C
2
5
3
4
Cable access
Cover
Dimensions
Control A B C
3SPCON1.5 300 150
3SPCON2.5 300 150
3SPCON4.0 250 200
3SPCON8.0 300 200
B
D
E
Fixing
hole
positions
C D E
180 71 108
195 98 140
195 98 140
B
D
E
Fixing
hole
positions
C D E
180 98 182
280 139 233
280 139 233
170 250 250
B
D
Fixing
E
hole
positions
D E
300 98 182
300 139 233
300 139 233
400 260 360