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GQ 15 / 25 / 50 / 90 A

SINGLE PHASE SOLID STATE RELAYS

Main features

• Alternating current solid state relay
• Zero crossing switching
• Copper/semiconductor coupling

technology

• 15, 25, 50 and 90Arms nominal

current

• Non-repetitive voltage: up to 

1600Vp

• Nominal Voltage: up to 600 Vac
• Control voltage : 3...32Vcc and

20...260Vac/Vcc with connector

• Isolation ((input-output)

4000Vrms

• Red  LED drive active signal
• Internal MOV (option)

Main applications

• Packaging Machinery
• Thermoforming
• Plastic extrusion lines
• Industrial ovens and

furnaces

• Control application with

high switching speed

PROFILE

Zero crossing relay with antiparallel
thyristor output is the most used solid
state relay in industrial applications.
In fact, it can be used for resistive,
inductive and capacity loads.
“Zero crossing” relay is energised when
voltage meets the  zero point and
disenergised when current meets the
zero point, depending on the signal
control on the input circuit.
This relay has been designed to stand
high-value transitory applications .
When the relay has to stand high
currents for a long period, it is necessary
to grant a proper dissipation and an
adequate electrical connection between
relay terminals and the load.
Varistors, fuses, thermostats and fans
are available as fittings.
Use the relay with an opportune heatsink
(see section accessories).

TECHNICAL DATA

General features

Rated frequency: 45...65Hz
Activation time:
GQ...-D- 

1/2 cicle GQ...-A- 

1 cicle

Deactivation time:
GQ...-D- 

1/2 cicle GQ...-A- 

1 cicle

Power factor: 

0,5

Protection level: IP20
• Uimp = 4,8KV
• Ui

= 660V

• Overload current profile = 10
• Conditional short circuit current = 5KA
with type 1 coordination and respective
fuse protections.
GQ15/25

fuse type  aM6A

GQ50

fuse type  aM16A

GQ90

fuse type  aM20A

GQ...- 24-
Nominal voltage: 24...230 Vac
(max range 20...253Vac)
Non-repetitive voltage: 

600 Vp

Zero switching voltage: 

20V

GQ...- 48- 
Nominal voltage: 48...480 Vac
(max range 40...528Vac)
Non-repetitive voltage: 

1200 Vp

Zero switching voltage: 

40 V

GQ...- 60- 
Nominal voltage: 48...600 Vac
(max range 40...660Vac)
Non-repetitive voltage: 

1200 Vp

Zero switching voltage: 

40V

Control input  A1 - A2

GQ...-D-
Control voltage: 3...32Vcc
Turn ON voltage: 

2,7Vc.c 

Turn OFF voltage:

1Vcc

Reverse voltage:  < 36Vcc
Consumption: 

13mA@32V

GQ...-A-
Control voltage: 20...260Vac/Vcc
Turn ON voltage: 

15Vac/Vcc 

Turn OFF voltage: 

6Vac/Vcc

Consumption: 

8mAac/cc@260Vac/Vcc

Series connection of control  inputs:
max. no. GQ...-A in series = Vcontrol 
-10% / 20

Output L1 - T1

GQ - 15 - 
Nominal current : 
AC51:  15Arms; AC53: 3Arms
Min load current: 0,1Arms

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