Poznámky redaktora
Thermal overload relays T
Technical data
General technical data
Type T7DU TA25DU TA42DU TA75DU
Standards: (major international
European and national standards)
lEC 947-4-1, VDE 0660, NFC 650, 4941, 60947-4-1
Approvals, certificates see page 24
Rated insulation voltage V
to IEC 158-1, IEC 947-4-1
690 660/690
Im pulse ith sta voltage Uim kV
to IEC 947-4-1
6 6
P erm issible bient tem perature
- Storage temperature °C
- for operation (compensated) °C
- +70
- +55
C lim atic resistance DIN 50017 Resistant changeable climate KFW, cycles
M ounting position any, but please avoid vertical mounting position wherever possible
R esistance shock jr.75 4
2 0.75 .5
TA25DU set
0.jij shock duration ms
at rated current I„A1./h ops.75 .... 10
C onnections and auxiliary connectors
• Screw terminal (screw size)
- with self-disengaging clamping piece 3.5 ..5
Enclosure IEC 144, IEC 529 All terminals are safe from finger-touch and safe from touch the back the hand VDE
0106, Part 100 (no extra terminal shrouds are required and including TA110DU)
Technical data the conducting paths
Type T7DU TA25DU TA42DU TA75DU TA80DU TA110DU TA200DU TA450DU TA450SU
Num ber paths 3
S etting ranges see Ordering detais
Tripping class to
IEC 947-4-1 VDE 0660, Part 1021
10 30
Frequency range 400 50/60
Sw itching frequency
without early tripping
up ops. 2.5
2 0.
i^i3a
1512n
A
e
:
M6
• Connection cross-sections
- single-core stranded 2
- flexible with wire end ferrule 2
- busbars 2
2 0. 1... 2.1. 16
1 2... 2... 2.75 2./h with the breaking current does not exceed
6 and the starting tim does not exceed s
R esistance per phase 2
and heat dissipation per phase W
at maximum setting current
see page and 21
R equired fuses
for short-circuit protection
see page and 21
18
2CDC 106 014 C0203
ABB STOTZ-KONTAKT GmbH
.5
1 2.5
2 0.5 .5
• Connection cross-section
- single-core stranded 2
- flexible with wire end ferrule 2
2 0.. 1. mounting kit
hooking beneath the contactor, screwing its main terminals
by screws: T___ 50022
C onnection term inals and attachm ent type
M ain ucto (motor side)
• Screw terminals
- Screw terminal
- with terminal block
- with busbars cable lugs
M3...0. ,*2
• critical shock g
direction A1, multiple g
10
10
15
12
R esistance vibration:
(±1 mm, Hz) multiple 8
M ounting onto contactor
- with AB..5 .16 A
to A
M4
fan4
...5 ...5 .5 ..5
2 0
