page 1 / 3 GB
S/TRI/SIT865390/A/13/01/2003
Three Phase Solid State Relays
All technical caracteristics are subject to change without previous notice.
Caractéristiques sujettes à modifications sans préavis.
celduc
r e l a i s
Proud to serve you
• Solid State Relay for all type of loads with integrated heatsink
• DIN rail or panel mounting
• Back to back thyristors with TMS2 technology
• 50A Thyristors size with I2t >1500A2s (*)
• 8,5-30 VDCor 10-30VAC control voltage with input status LED
• RC+ Overvoltage protection by integrated VDR
• IP20
• Designed in conformity with UL, EN60950 and IEC60947-4-3
General characteristics
Parameter Conditions Symbol Typ. Unit
Poids/Weight 1000 g
Storage temperature range -40 / +100 °C
Operating temperature range -40 / +80 °C
LED
Adaptateur
/ Ada
p
ter
Adaptateur
/ Ada
p
ter
Adaptateur
/ Adapter
A1
A2
L1/R
U
L2/S
V
L3/T
W
=
Equivalent circuit :
celpac
(*) : on re
q
uest : model with I2t 5000A2s u
p
to 20000A2s
SIT865390
24-520 VAC - 3 x 50A
(AC-51 : 3 x 22 ARMS)
(AC-53 : 3 x 12 ARMS)
Caractéristiques de commande (à 20°C) / Control characteristics (at 20
°
C)
AC-DC
Paramètre / Parameter Symbol Min Nom Max Unit
Tension de commande / Control voltage : DC Uc 8,5 24 30 VDC
Tension de commande / Control voltage : AC Uc 10 24 30 VAC
Courant de commande / Control current (@ Uc ) Ic 15 50 65 mA
Tension de relachement/Release voltage Uc off 4 V
Résistance interne / Input internal resistor fig.1 Rc 410 Ω
Tension inverse / Reverse voltage Urv polarity free V
Caractéristiques d'entrée-sortie (à 20°C) / Input-output characteristics (at 20
°
C)
Isolement entrée-sortie/Input-output isolation @500m Ui 4000 VRMS
Isolement sortie-semelle/Output-case isolation @500m Ui 3300 VRMS
Tension assignée isolement/ Rated impulse voltage Uimp 4000 V 0246810 12 14 16 18 20 22 24 26 28300
0
10
20
30
40
50
60
70
0
Uc(V)
Ic(mA)
fig. 1 :Caractéristique d'entrée /
Control characteristic
Output characteristics (at 20
°
C)
Parameter Conditions Symbol Value Unit
Load voltage Ue 400 V rms
Minimum Operating range Uemin 24 V rms
Maximum Operating range ( 480Vrms + 10% ) Uemax 520 (*) V rms
Peak voltage Up 1200 (*) V
(*) Clamping voltage by VDR Uclamp 850 V
Synchronizing level Usync 12 V
Latching voltage Ie nom Ua 10 V
AC-51 no permanent nominal current ( see Fig. 2 ) Ie AC-51 3x50 A rms
AC-51 nominal current ( see Fig. 2 ) Ie AC-51 3x22 A rms
AC-53 nominal current Ie AC-53 3x12 A rms
Non repetitive overload current tp=10ms (Fig. 3) Itsm 550 (typ 720) A
On state voltage drop @ Ie nom Vd 1,4 V
Off state leakage current @Ue, 50Hz Ilk 1 mA
Minimum load current Ie min 5 mA
Turn on time Uc nom DC ,f=50Hz ton max 30 ms
Turn off time Uc nom DC ,f=50Hz toff max 30 ms
Operating frequency range f 10-400 Hz
Off state dv/dt dv/dt 500 V/µs
Maximum di/dt non repetitive di/dt 50 A/µs
I2t (<10ms) I2t 1500 (typ 2600) A2s
Conducted immunity level in conformity with IEC 1000-4-4 (burst) IEC 1000-4-4 (burst) 2kV criterion B
Conducted immunity level in conformity with IEC 1000-4-5(schocks) IEC 1000-4-5(schocks) 2kV criterion A
page 2 / 3 GB
S/TRI/SIT865390/A/13/01/2003
All technical caracteristics are subject to change without previous notice.
Caractéristiques sujettes à modifications sans préavis.
celduc
r e l a i s
Proud to serve you
Fig.3 : Overload current curves
1 -No repetitive Itsm is given without voltage
reapplied for the determination of the protection.
2 -Repetitive Itsm is given for inrush current with
initial Tj = 70
°
C. The repetition of the surge cur-
rent decrease the lifetime SSR's .
thermal curves :
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 800
0
5
10
15
20
25
30
35
40
45
50
0
Tambient (°C)
I(A)
Cautions :
* Semiconductor relays don't provide any galvanic insulation between the load and the mains.
curve 1 :
with ventilation in the heatsink ( > 1m/s)
curve 2 :
working in normal conditions with a small
ventilation in the cabinet
curve 3 :
according with IEC60947-4-2
in a closed cabinet without any ventilation.
Surge current Itsm (A peak) = f(t) for models with Itsm =550A
1 1010,10,01
0
200
400
600
0
t (s)
Itsm (Apeak)
No repetitive Itsm (Apeak)=f(t) without voltage reapplied
Repetitive Itsm (Apeak)=f(t)
with voltage reapplied for initial Tj =70°C
r e l a i s
Rue Ampère B.P. 4 42290 SORBIERS - FRANCE E-Mail : celduc-relais@celduc.com
Fax +33 (0) 4 77 53 85 51 Service Commercial France Tél. : +33 (0) 4 77 53 90 20
Sales Dept.For Europe Tel. : +33 (0) 4 77 53 90 21 Sales Dept. Asia : Tél. +33 (0) 4 77 53 90 19
www.celduc.com
celduc
page 3 / 3 GB
SVT Wiring of the control circuit:
NUMBER OF WIRES SCREWDRIVER TYPE MINIMUM
TORQUE
1 2
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
N.m
0,75 ... 2,5 mm20,75 ... 2,5 mm20,75 ... 2,5 mm20,75 ... 2,5 mm20,8 x 5,5 mm POZIDRIV 2 1,2
SVT Wiring of the power circuit:
NUMBER OF WIRES SCREWDRIVER TYPE MINIMUM
TORQUE
1 2
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
N.m
1,5 ... 10 mm21,5 ... 6 mm21,5 ... 10 mm21,5 ... 6 mm20,8 x 5,5 mm POZIDRIV 2 1,8
RST
Resistive or
inductive load
RS T RS T
M
/Typical application:
S/TRI/SIT865390/A/13/01/2003
DIN rail connected to
protection wire (ground) .
Mounting
Dismounting
