Appendix - D. Wiring - Six-Leads Motor - No Frequency Converter; Appendix - E. Wiring - Terminal Box To Frequency Converter; Appendix - F. Wiring - Three-Leads Motor - With Frequency Converter - NOVENCO ZERAX AZL-AZN-AZW Installation And Maintenance Manual

Appendix - D. Wiring – six-leads motor – no frequency converter
Fan
W2 U1
U2 V1
V2 W1
Figure 14.Terminal box delta-connection
Appendix - E. Wiring – terminal box to frequency converter
Terminal box
(delta)
U1
W2
V1
U2
W1
V2
PE
Figure 16.Terminal box delta-connection
Appendix - F. Wiring – three-leads motor – with frequency converter
Figure 18.Frequency converter connection for all motors
Novenco ZerAx axial fan types AZL-AZN-AZW – Installation and maintenance
Terminal box Circuit breaker
(delta) (customer part)
U1 U1
W2 W2
V1 V1
U2 U2
W1 W1
V2 V2
PE PE
L L
N N
Customer PTC
1 1
2 2
Frequency Circuit breaker
converter (customer part)
U1 L1 L1
V1 L2 L2
W1 L3
L3
PE PE PE
Fan
M
Fan
L1 W2
U2
L2
V2
L3
PE
#1
#2
Figure 15.Terminal box star-connection
Terminal box
(delta)
U1
V1
W1
U2
V2
W2
PE
Figure 17.Terminal box star-connection
Terminal box Frequency
converter
U1 U1 U1
W2 W2 V1
V1 V1 W1
U2 U2
W1 W1
V2 V2
PE PE PE
Terminal box
(star)
U1 U1
U1
V1
V1 V1
W1
W1 W1
U2 U2
V2 V2
W2 W2
PE PE
L L
N N
1 1
2 2
Frequency Circuit breaker
converter (customer part)
U1 L1
V1 L2
W1 L3
PE PE
Circuit breaker
(Customer part)
L1
L1
L2
L2
L3
L3
PE PE
Circuit breaker
(customer part)
L1
L2
L3
PE
Customer PTC
#1
#2
L1
L2
L3
PE
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