CELDUC SIT865990

S/TRI/SIT865990/C/28/06/2004
celpac
page 1 / 3 GB
Three Phase Solid State Relays
SIT865990
24-520 VAC - 3 x 50A
(AC-51 : 3 x 22 ARMS)
(AC-53 : 3 x 12 ARMS)
• 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 (*)
• 90-240VAC control voltage with input status LED
• RC+ Overvoltage protection by integrated VDR
• IP20
• Designed in conformity with UL, EN60950 and IEC60947-4-3
• No tool needed for mounting and dismounting or
DIN rail or direct mouting on panel
(*) : on request : model with I2t 5000A2s up to 20000A2s
59,4
Equivalent circuit :
87,4+4,3
0
+4,3
0
98
126
122,2 sur le dessus du rail
89,8
L1/R
Adaptateur
/ Adapter
U
LED
L2/S
A1
Adaptateur
/ Adapter
=
Ø4,5
A2
12,7
Ø5,4
V
L3/T
Adaptateur
/ Adapter
Caractéristiques de commande (à 20°C) / Control characteristics (at 20°C)
AC-DC
Paramètre / Parameter
Symbol Min
Nom Max
Tension de commande / Control voltage : DC
Uc
90
240
Tension de commande / Control voltage : AC
Uc
90
240
Courant de commande / Control current (@ Uc )
Ic
4,5
11
Tension de relachement/Release voltage
Uc off
15
Résistance interne / Input internal resistor fig.1
Rc
21
Tension inverse / Reverse voltage
Urv
polarity free
Unit
VDC
VAC
mA
V
KΩ
V
Caractéristiques d'entrée-sortie (à 20°C) / Input-output characteristics (at 20°C)
Isolement entrée-sortie/Input-output isolation @500m
Ui
4000
Isolement sortie-semelle/Output-case isolation @500m
Ui
3300
Tension assignée isolement/ Rated impulse voltage
Uimp
4000
VRMS
VRMS
V
W
fig. 1 :Caractéristique d'entrée /
fig1 : Caractéristique d'entrée / Control characteristic
12
Ic (mA)
9
6
3
0
0
20
40 60
8 0 100 120 140 160 180 200 220 240
Uc (V)
General characteristics
Parameter
Conditions
Symbol
Poids/Weight
Storage temperature range
Operating temperature range
Typ.
1000
-40 / +100
-40 / +80
Unit
g
°C
°C

Proud to serve you
All technical caracteristics are subject to change without previous notice.
Caractéristiques sujettes à modifications sans préavis.
celduc
r
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a
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S/TRI/SIT865990/C/28/06/2004
page 2 / 3 GB
Output characteristics (at 20°C)
Parameter
Load voltage
Minimum Operating range
Maximum Operating range
Peak voltage
(*) Clamping voltage
Synchronizing level
Latching voltage
AC-51 no permanent nominal current
AC-51 nominal current
AC-53 nominal current
Non repetitive overload current
On state voltage drop
Off state leakage current
Minimum load current
Turn on time
Turn off time
Operating frequency range
Off state dv/dt
Maximum di/dt non repetitive
I2t (<10ms)
Conducted immunity level in conformity with IEC 1000-4-4 (burst)
Conducted immunity level in conformity with IEC 1000-4-5(schocks)
Conditions
( 480Vrms + 10% )
by VDR
Ie nom
( see Fig. 2 )
( see Fig. 2 )
tp=10ms (Fig. 3)
@ Ie nom
@Ue, 50Hz
Uc nom DC ,f=50Hz
Uc nom DC ,f=50Hz
Symbol
Ue
Uemin
Uemax
Up
Uclamp
Usync
Ua
Ie AC-51
Ie AC-51
Ie AC-53
Itsm
Vd
Ilk
Ie min
ton max
toff max
f
dv/dt
di/dt
I2t
IEC 1000-4-4 (burst)
IEC 1000-4-5(schocks)
Value
400
24
520 (*)
1200 (*)
850
12
10
3x50
3x22
3x12
550 (typ 720)
1,4
1
5
30
30
10-400
500
50
1500 (typ 2600)
2kV criterion B
2kV criterion A
Unit
V rms
V rms
V rms
V
V
V
V
A rms
A rms
A rms
A
V
mA
mA
ms
ms
Hz
V/µs
A/µs
A2s
55
75
50
thermal curves :
45
curve 1 :
with ventilation in the heatsink ( > 1m/s)
40
curve 2 :
working in normal conditions with a small
ventilation in the cabinet
30
I(A)
35
25
20
curve 3 :
according with IEC60947-4-2
in a closed cabinet without any ventilation.
15
10
5
0
0
5
10
15
20
25
30
35
40
45
50
60
65
70
80
Tambient (°C)
Fig.3 : Overload current curves
Surge current Itsm (A peak) = f(t)
for models with Itsm =550A
Itsm (Apeak)
600
400
1 -No repetitive Itsm is given without voltage
reapplied for the determination of the protection.
No repetitive Itsm (Apeak)=f(t) without voltage reapplied
2 -Repetitive Itsm is given for inrush current with
initial Tj = 70°C. The repetition of the surge current decrease the lifetime SSR's .
200
Repetitive Itsm (Apeak)=f(t)
with voltage reapplied for initial Tj =70°C
0
0,01
0,1
t (s)
1
10
Cautions :
* Semiconductor relays don't provide any galvanic insulation between the load and the mains.

Proud to serve you
All technical caracteristics are subject to change without previous notice.
Caractéristiques sujettes à modifications sans préavis.
celduc
r
e
l
a
i
s
S/TRI/SIT865990/C/28/06/2004
page 3 / 3 GB
SVT
Wiring of the control circuit:
NUMBER OF WIRES
1
SOLID
(No ferrule)
MINIMUM
TORQUE
SCREWDRIVER TYPE
2
FINE STRANDED
(With ferrule)
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
N.m
0,75 ... 2,5 mm2
0,75 ... 2,5 mm2
SVT
0,75 ... 2,5 mm2
0,75 ... 2,5 mm2
0,8 x 5,5 mm
POZIDRIV 2
1,2
Wiring of the power circuit:
NUMBER OF WIRES
1
SOLID
(No ferrule)
MINIMUM
TORQUE
SCREWDRIVER TYPE
2
FINE STRANDED
(With ferrule)
SOLID
(No ferrule)
FINE STRANDED
(With ferrule)
N.m
1,5 ... 10 mm2
1,5 ... 6 mm2
1,5 ... 10 mm2
1,5 ... 6 mm2
R
0,8 x 5,5 mm
S
T
POZIDRIV 2
R
S
T
1,8
R
S
T
Dismounting
Earth
Mounting
Resistive or
inductive load
M
/Typical application:

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