Technical data

78 IZMX circuit-breakers, INX switch-disconnectors
INX switch-disconnectors
CA01305001Z-EN www.eaton.com CA01305001Z-EN www.eaton.com
IZMX circuit-breakers, INX switch-disconnectors
INX switch-disconnectors
INX switch-disconnectors
NES607...SW...
INX16B…06…
NES608...SW...
INX16B…08…
NES610...SW...
INX16B…10…
NES613...SW...
INX16B…12…
NES616...SW...
INX16B…16…
General
Standards IEC/EN 60947 IEC/EN 60947
Ambient temperature Storage °C -40 - +70 -40 - +70
Operating (open) °C -25 - +70 (device with LCD-display -20 - +70) -25 - +70 (device with LCD-display -20 - +70)
Mounting position
Utilization category B B B B B
Protection type IP20, IP55 with protective cover, IP41 with door
sealing frame
IP20, IP55 with protective cover, IP41 with door sealing frame
Direction of incoming supply As required As required
Main conducting paths
Rated current = rated uninterrupted current I
n
= I
u
A 630 800 1000 1250 1600
Rated uninterrupted current at 50 °C
1)
I
u
A 630 800 1000 1250 1500
Rated uninterrupted current at 60 °C
1)
I
u
A 630 800 1000 1250 1400
Rated uninterrupted current at 70 °C
1)
I
u
A 630 800 1000 1250 1350
Rated impulse withstand voltage U
imp
V AC 8000 8000 8000 8000 8000
Rated operational voltage, max. Ue V DC 690 690 690 690 690
Use in IT electrical power networks up to U = 440 V I
IT
kA 21 21 21 21 21
Overvoltage category/pollution degree III/3 III/3 III/3 III/3 III/3
Rated insulation voltage U
i
V 1000 1000 1000 1000 1000
Switching capacity
Rated short-circuit making capacity up to 440 V 50/60 Hz I
cm
kA 88 88 88 88 88
up to 690 V 50/60 Hz I
cm
kA 88 88 88 88 88
Rated short-time withstand current 50/60 Hz t = 1 s I
cw
kA 42 42 42 42 42
Operating delays Total opening delay ms 20 20 20 20 20
Closing delay ms 25 25 25 25 25
Closing delay electrical (via closing
release)
ms 30 30 30 30 30
Opening delay electrical (via shunt
release)
ms 25 25 25 25 25
Opening delay electrical (via
undervoltage release)
ms 50 50 50 50 50
Lifespan mechanical, without maintenance Operations 12500 12500 12500 12500 12500
mechanical, with maintenance Operations 20000 20000 20000 20000 20000
electrical, without maintenance Operations 10000 10000 10000 10000 10000
electrical, with maintenance Operations 10000 10000 10000 10000 10000
Maximum operating frequency Operations/h 60 60 60 60 60
Heat dissipation at rated current I
n
with 3-
phase symmetrical load
Fixed mounting W 36 59 92 132 235
Withdrawable units W 50 80 125 180 320
Weight
Fixed mounting 3-pole kg 15 15 15 15 15
4-pole kg 20 20 20 20 20
Withdrawable (CB only) 3-pole kg 39 39 39 39 39
4-pole kg 47 47 47 47 47
Cassette 3 pole kg 18 18 18 18 18
4 pole kg 21 21 21 21 21
Notes
1)
Permissible continuous current for circuit-breakers used at increased temperatures within a switchgear
assembly. The expected internal temperatures can be estimated according to the applicable IEC standards.
30˚ 30˚
30˚ 30˚
30˚ 30˚
30˚ 30˚
79
INX16… INX16…