DB25/25A ABB, DB25/25A Datasheet - Page 40

• Manufacturer Part Number: DB25/25A
• Description: MOUNTING BASE, TA25DU
• Manufacturer: ABB

Specifications of DB25/25A

• Svhc: No SVHC (18-Jun-2010)

Contact Utilization Characteristics
Contactor relay types
Rated operational voltage U
Rated frequency limits
Conventional free-air thermal current I
according to IEC 60947-5-1,
open contactors θ ≤ 40 °C
Rated operational current I
according to IEC 60947-5-1 / UL508
Rated operational current I
according to IEC 60947-5-1 / UL508
Rated making capacity
according to IEC 60947-5-1
Rated breaking capacity
according to IEC 60947-5-1
Short-circuit protection
U
Rated short-time withstand current I
at 40 °C ambient temp., in free air,
from a cold state
Minimum switching capacity
with a failure rate of 10
Heat dissipation per pole at 6 A
Max. electric switching frequency
Mechanical durability
– millions of operating cycles
– max. mechanical switching frequency
(1) Screw terminal contactors only.
Electrical Durability for AC-15 Utilization Category
AC-15 utilization category according to IEC 60947-5-1 / EN 60947-5-1:
– making current: 10 x I
– breaking current: I
This curve represents the electrical durability of the contactor relays, in relation to the breaking current.
The curve has been drawn for resistive and inductive loads up to 690 V, 40 ... 60 Hz.
– NL.., NL..ST, NL Z.., NL Z..ST and TNL.. contactor relays.
38
1SBC101139C0201
e
< 500 V a.c. - gG type fuse
0.5
0.3
0.2
0.1
20
10
5
3
2
1
0.02
0.05
e
0.1
with cos ϕ = 0.4 and U
230-240 V
400-415 V
-6
24-127 V
e
acc. IEC 60947-5-4
with cos ϕ = 0.7 and U
500 V
690 V
0.2
e
e
/ DC-13
/ AC-15
e
0.3
(1)
max.
125 V d.c.
250 V d.c.
(1)
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
50/60 Hz
0.5
24 V d.c.
48 V d.c.
72 V d.c.
Breaking current (A)
(1)
(1)
NL.., NL Z.., TNL.., NL..ST, NL Z..ST Contactor Relays
Technical Data
Screw Terminals
cw
1.0 s
0.1 s
/ CSA 22.2
/ CSA 22.2
th
1
cycles/h
cycles/h
e
A / W
A / W
A / W
A / W
A / W
e
2
Hz
W
(1)
(1)
A
A
A
A
A
A
A
A
A
3
V
4 5
NL.., NL Z.., TNL.., NL..ST, NL Z..ST
690
25 ... 400
16
6
4
3
2
2
6 / 144
2.8 / 134
1 / 72
0.55 / 69
0.3 / 75
10 x I
10 x I
10
100
140
17 V / 5 mA
0.10
1200
> 20
6000
6
10
e
e
/ AC-15
/ AC-15
and Spring Terminals
Low Voltage Products