Single Phase Solid State Relays

POWERSEM reserves the right to change limits, test conditions and dimensions -

 POWERSEM 2005 All rights reserved

HIGHLIGHTS

Series: 20 SJ/K

•

INPUT: AC CONTROL

•

OUTPUT: DIRECT COPPER BONDED BACK-TO-

BACK SCR

•

OPTO ISOLATION 2500 VAC (4000 V optional)

•

ZERO VOLTAGE TURN-ON or RANDOM TURN-ON

•

HIGH DV/DT

•

SAFETY COVER (optional)

•

REVERSE VOLTAGE PROTECTION FOR DC/AC

RELAYS

•

CHASSIS MOUNTABLE

•

LED INDICATOR SHOWING RELAY ‘ON’ STATUS

•

Weight = 106 g

(J: Zero voltage turn-on; K: Random turn-on)

125 – 205 A

ELECTRICAL SPECIFICATIONS

Parameter

Symbol

Type

Unit

PSB 20 A

1212528

PSB 20 A

1215028

PSB 20 A

1217528

PSB 20 A

1220528

AC CONTROL

Control voltage range

90-280

90-280

90-280

90-280

Vac

Control current range

4-10

4-10

4-10

4-10

mA

Pick-up voltage

90

90

90

90

Vac

Drop out voltage

10

10

10

10

Vac

Input impedance

25

25

20-26

20-26

20-26

K Ohms

OUTPUT

Main voltage range

48-660

48-660

48-660

48-660

Vac

Repetitive peak off state voltage

1200/1600

1200/1600

1200/1600

1200/1600

Vpk

RMS on-state current

125

150

175

205

A

Zero turn-on voltage

35

35

35

35

Vac

Off-state leakage current @ rated voltage

1

1

1

1

mA

Peak one cycle surge current (non-rep)

1250

1350

1500

2250

A

Holding current

250

250

250

250

mA

Critical rate of rise of off-state voltage

dv/dt

1000

1000

1000

1000

V/µs

Thermal resistance (junction to case)

0.35

0.35

0.25

0.1

K/W

Frequency range

f

47-63

47-63

47-63

47-63

Hz

Operating temperature

-25 to +80

-25 to +80

-25 to +80

-25 to +80

°C

Turn-on time

T-on

40

40

40

40

ms

Turn-off time

T-off

80

80

80

80

ms

Fusing current @ 25°C (8.3ms)

I

5000

8000

15000

25000

A

released, E 197669