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Products >>> Relays >>>705 3FR DC-AC Back to Back SCR Forward & Reverse with Interlocking) |
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705 3FR DC-AC (Back to Back SCR )
Forward & Reverse with Interlocking |
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| 705 3PH Model |
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- Enclosure Material : Glass filled nylon
(Flame Retardant)
- Weight : @330gms.
- Panel mounted S.S.R
- Input - Output opto Isolation 2500Vrms
- True Zero Cross over/Radom type
- Virtually free from EMI/RFI
- Input LED Indication : forward reverse
- Heat Sink+ Din Rail mounting if both
input signal given simultaneously then
output of SSR will off/motor off
(interlocking)
- 3Inbuilt snubber
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| Circuit Diagram |
Thermal Derating Curve |
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Technical Data |
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SSR
Type No |
OUTPUT |
3 Phase Motor |
Voltage |
Current amp
at 200C |
HP |
KW |
| DC TO AC Input :7VDC TO 32VDC, Min.6mA-Max.22mA |
| 705 |
3FR ZDA 48 16 11 |
24 to |
16 |
1HP |
0.75kw |
| 705 |
3FR ZDA 48 25 11 |
480 VAC |
25 |
3HP |
2.25kw |
| 705 |
3FR ZDA 48 50 11 |
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50 |
7.5HP |
5.5kw |
SSR
Type No |
Fusing
curren tI2T
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Motor
Protection Circuit
breaker(MPCB)
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Type of
Heat Sink |
USD/Each |
| 705 |
3FR ZDA 48 16 11 |
128A2S |
4Amp |
E |
44.55 |
| 705 |
3FR ZDA 48 25 11 |
500A2S |
6Amp |
E |
46.15 |
| 705 |
3FR ZDA 48 50 11 |
3000A2S |
16Amp |
E |
57.30 |
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Technical Data |
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| Input |
DC Voltage Min Max
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7-32 VDC |
DC Current
Min max
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6-22mA |
Impeadance |
1.5kohms |
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| Output AC : |
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RMS on state current
at 20 0 C |
IT |
AMP |
16 |
25 |
50 |
On state voltage drop
@rated current |
VTM |
VRMS |
1.4 |
1.6 |
1.5 |
| Min. operating Voltage |
V |
VRMS |
30 |
30 |
30 |
| Max. zero voltage turn on |
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VPK |
15 |
15 |
15 |
Peak one cycle surge on-50H
state current (non-repetitive)
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ITSM |
A |
160 |
320 |
800 |
| Fusing current |
I2T |
A2S |
128 |
500 |
3000 |
Max. forward leakage
current |
IDRM |
mA |
12 |
12 |
12 |
| Holding current |
IHO |
mA |
150 |
175 |
275 |
Critical rate of rise off
state voltage |
dv/dt |
V/  S |
250 |
350 |
1500 |
Thermal resistance Rth
(Junction to case) DC |
 JC |
oC/W |
2.5 |
1.1 |
1.0 |
| Operating temperature |
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oC |
-40 to 80 |
-40 to 80 |
-40 to 80 |
| Frequency range |
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HZ |
47 to 63 |
47 to 63 |
47 to 63 |
| Turn ON time max. |
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ms |
10 |
10 |
10 |
| 3 Phase motor |
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1 HP
o.75KW |
3 HP
2.25KW |
7.5HP
5.5KW |
Resistive load at 55 oC
with Heat Sink |
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18AMP |
38AMP |
Repetitive peak off state
Voltage (VDRM) |
1200 PIV
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