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3.5 Electrical data
Table 7 Electrical data
Characteristics
Dry pump motor rating
Current rating
(380 - 460 V systems)
Recommended branch circuit protection UL
(380 - 460 V systems)
Recommended branch circuit protection IEC
(380 - 460 V systems)
Minimum cable size for 380 - 460 V systems
(or corresponding AWG size)
Mains connector for 380 - 460 V systems
The maximum geometric wire gauge for UT16 and UT16 PE is 25 mm
AWG size is 4 AWG.
Table 8 General electrical data
Description
Supply voltage 3-phase
Frequency
Wiring configuration
Voltage tolerance range
Installation category
Input supply voltage unbalance
Short circuit current rating (when in-
stalled with class T)
Second protective earth (ground) con-
ductor
Typical earth leakage†
For 380 - 460 V systems:
For EXS750
A41870880_A
A41870880_A - Technical data
EXS750
22
50 - 60
380 V a.c. 70 A
400 V a.c. 70 A
460 V a.c. 60 A
380 V a.c. 80 A
400 V a.c. 63 A
460 V a.c. 63 A
16 (4)
sessed over any one minute period
Must be fitted with a cross‑sectional
area at least equal to phase conduc-
Page 20
EXS450
11
50-60
380 V a.c. 35 A
400 V a.c. 35 A
460 V a.c. 30 A
380 V a.c. 40 A
400 V a.c. 32 A
460 V a.c. 32 A
6 (8)
UT16 & UT16 PE
Rating
380 - 460 (see rating plate)
50/60
3 wire plus Earth (ground)
± 10%
II (IEC 60664-1)
Should not exceed 2% when as-
5
tor size
<10
07/2021 - ©Edwards Limited
Units
kW
A
A
A
2
mm
(AWG)
-
2
and the maximum
Units
V a.c.
Hz
kA
mA
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