OS20FB22A1N1 ABB, OS20FB22A1N1 Datasheet - Page 8

• Manufacturer Part Number: OS20FB22A1N1
• Description: SWITCH,FUSE,FRONT,20A,4P
• Manufacturer: ABB

Specifications of OS20FB22A1N1

• Fuse Size: A1
• No. Of Fuses: 1
• No. Of Poles: 4
• Contact Current Ac Max: 20A
• Contact Voltage Ac Max: 690V
• Svhc: No SVHC (18-Jun-2010)
• Termination Method: Quick Connect
• Fuse Size Held: A1
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rated insulation voltage
and rated operational
voltage AC-20 and DC-20
Dielectric strength
Rated impulse withstand voltage
Rated thermal current in
ambient 35 °C and temporarily in 40 °C
max. fuse power dissipation
...with minimum cable cross section
Rated thermal current of
detachable neutral
Derating, mounting on
wall horizontal fuses
Derating, mounting on 'ceiling'
Derating at 60 °C
Rated operational current AC-21A
Rated operational current AC-22A
Rated operational current AC-23A
Rated operational current / poles in series DC-21A, DC-22A
and DC-23A
Rated operational power AC-23
Rated breaking capacity AC-23
Rated conditional short-
circuit current I
and corresponding max.
allowed cut-off current î
The cut-off current î
to values listed by fuse
manufacturers (single phase
test acc. to IEC60269)
Rated short-time withstand
current, 1s.
Rated capacitor power
Power loss / pole
Mechanical endurance
Fuse types, IEC 60269-2
Weight without accessories
Terminal bolt size (included)
Terminal tightening torque
Fuse-links bolts tightening torque
Operating torque
8
8
1SCC311013C0201
Technical data according to IEC 60947-3
1)
2)
when no initial charge of the capacitor
These values are given for guidance and may vary acc. to the motor manufacturer.
Max fuse body dia 52 mm.
p
(r.m.s.)
c
refers
c
1)
5)
Switch fuses OS 200-1250
Technical data
/
Pollution degree 3
In open air
In enclosure
In open air / Cu cable or bar
cross section
In open air or ventilated enclosure
Totally enclosed
In open air / in enclosure
I
Max. OFA_ fuse size gG/aM
I
Max. OFA_ fuse size gG/aM
I
Max. OFA_ fuse size gG/aM
I
Max. BS fuse size gG/gM
I
Max. BS fuse size gG/gM
r.m.s. -value
Max. distance from switch frame
to nearest busbar/cable support
The capacitor ratings of the switch-fuses
are limited by the fuse links
With rated current, without fuse
Divide by two for operation cycles
Sec. I, DIN 43620
Sec. IA, NFC 0-3 Ref.A, 4a Ref.B
Sec. II, BS 88
Size / distance of fuse-link bolts
3-pole switch fuses
Metric thread diameter x length
Counter torque required
Typical for 3-pole switch fuses
p
p
p
p
p
(r.m.s.)
(r.m.s.)
(r.m.s.)
(r.m.s.)
(r.m.s.)
3)
4)
5)
Max fuse body dia 62 mm.
Category B
Acc. to IEC 60957-2, § 6.1.1.
Switch size
50 Hz 1min.
Cu
In "N3" types
≤ 500 V
690 V
≤ 415 V
500 V
690 V
≤ 415 V
500 V
690 V
≤ 220 V
440 V
660 V
750 V
880 V
230 V
400 V
415 V
500 V
690 V
≤ 500 V
690 V
80 kA, 415 V
100 kA, 500 V
80 kA, 690 V
50 kA, 415 V
80 kA, 690 V
400 V
415 V
500 V
690 V
A/mm
Oper.
kVAr
kVAr
kVAr
kVAr
A/W
A/W
mm
mm
mm
mm
Nm
Nm
Nm
kW
kW
kW
kW
kW
kA
kA
kA
kA
kA
kA
kV
kV
kg
%
%
%
%
W
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
V
2
2
200/200M315
200/200M250
290/120
250/200
250/200
M6/111
200/17
200/15
M8x25
20 000
B1-B2
20/20
200/1
200/2
200/3
180/4
180/4
15-22
1000
1600
1600
200_
160/
37.5
200
200
200
200
200
200
200
200
110
110
132
200
150
100
120
160
OS
2.6
10
12
95
10
60
35
25
28
28
90
0
5
8
8
0
4
7