GEFRAN 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
Order-no.: F41.186
Manufacturer: GEFRAN
SAGATRON-no.: F41.186
• 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
Order-no.: F41.186
Manufacturer: GEFRAN
SAGATRON-no.: F41.186
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...-DControl
voltage: 3...32Vcc
Turn ON voltage: ≥ 2,7Vc.c
Turn OFF voltage: ≤ 1Vcc
Reverse voltage: < 36Vcc
Consumption: ≤ 13mA@32V
GQ...-AControl
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;
A C53A (*): 3Arms
Min load current: 0,1Arms
Repetitive overcurrent t=1 s: ≤ 35Arms
Non-repetitive overcurrent t=20ms:200Ap
Current drop at nominal voltage and frequencies:
≤ 8mArms
I2t for fusing t=1-10ms: ≤ 200A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,45Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 15A
GQ - 25 -
Nominal current :
AC51: 25Arms; AC53A (*): 5Arms
Min load current: 0,3Arms
Repetitive overcurrent t=1 s: ≤ 60Arms
Non-repetitive overcurrent t=20ms: 300Ap
Current drop at nominal voltage and frequencies:
≤ 8 mArms
I2t for fusing t=1-10ms: ≤ 450A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤ 1,45Vrms
Critical dV/dt off-state:≥ 1000V/μs
Ith = 25A
GQ - 50 -
Nominal current :
AC51: 50Arms; AC53A (*): 15Arms
Min load current: 0,3Arms
Repetitive overcurrent t=1 s: ≤ 125Arms
Non-repetitive overcurrent t=20ms: 600Ap
Current drop at nominal voltage and frequencies:
≤ 8mArms
I2t for fusing t=1-10ms: ≤ 1800A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,35Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 50A
GQ - 50B -
(with high I2t fusing current)
Nominal current : AC51: 50Arms;
A C53A (*): 18Arms
Min load current: 0,4Arms
Repetitive overcurrent t=1 s: ≤ 140Arms
Non-repetitive overcurrent t=20ms: 1150Ap
Current drop at nominal voltage and frequencies:
≤ 10mArms
I2t for fusing t=1-10ms: ≤ 6600A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,2Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 50A
GQ - 90 -
Nominal current AC51: 90Arms;
A C53A (*): 20Arms
Min load current: 0,5Arms
Repetitive overcurrent t=1 s: ≤ 150Arms
Non-repetitive overcurrent t=20ms: 1500 Ap
Current drop at nominal voltage and frequencies:
≤ 10mArms
I2t for fusing t=1-10ms: ≤ 11200A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current:≤ 1,35Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 90A
(*) Only versions: GQ-XX-24-X-1
GQ-XX-48-X-1
Insulation
Nominal insulation voltage Input/output:
≥ 4000 Vac
Nominal insulation voltage Output/case:
≥ 2500 Vac
Insulation resistance Input/output: ≥ 1010Ω
Insulation resistance Output/case: ≥ 1010Ω
Insulation capacity Input/Output: ≤ 8pF
Insulation capacity Output/case: ≤ 100pF
Ambient conditions
• Ambient temeparure: -25...+80°C
• Storage Temperature: -55...+100°C
• Maximum relative humidity: 50% a 40°C
• Maximum installation height: 2000 slm
• Pollution level: 2
Thermal features
GQ - XX -
Junction Temperature: ≤ 125°C
Rth junction/ambient: ≤ 12 K/W
GQ - 15 - / GQ - 25 -
Rth junction/case: ≤ 1,25 K/W
GQ - 50 -
Rth junction/case: ≤ 0,65 K/W
GQ - 50B -
Rth junction/case: ≤ 0,33 K/W
GQ - 90 -
Rth junction/case: ≤ 0,3 K/W
Solid State Relay Dissipated Power
Calculation
Single phase state relay
Pd GQ .. 15/25 = 1,45 . Irms [W]
Pd GQ .. 50/90 = 1,35 . Irms [W]
Pd GQ .. 50B = 1,2 . Irms [W]
IRMS = single-phase load current
Heatsink Thermal Resistance
Calculation
Rth = (90°C - T.amb. max) / Pd
where Pd = dissipated power
Max. amb. T = max air temperature inside
the electrical cabinet.
Use a heatsink with thermal resistance
inferior to the calculated one (Rth).
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...-DControl
voltage: 3...32Vcc
Turn ON voltage: ≥ 2,7Vc.c
Turn OFF voltage: ≤ 1Vcc
Reverse voltage: < 36Vcc
Consumption: ≤ 13mA@32V
GQ...-AControl
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;
A C53A (*): 3Arms
Min load current: 0,1Arms
Repetitive overcurrent t=1 s: ≤ 35Arms
Non-repetitive overcurrent t=20ms:200Ap
Current drop at nominal voltage and frequencies:
≤ 8mArms
I2t for fusing t=1-10ms: ≤ 200A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,45Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 15A
GQ - 25 -
Nominal current :
AC51: 25Arms; AC53A (*): 5Arms
Min load current: 0,3Arms
Repetitive overcurrent t=1 s: ≤ 60Arms
Non-repetitive overcurrent t=20ms: 300Ap
Current drop at nominal voltage and frequencies:
≤ 8 mArms
I2t for fusing t=1-10ms: ≤ 450A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤ 1,45Vrms
Critical dV/dt off-state:≥ 1000V/μs
Ith = 25A
GQ - 50 -
Nominal current :
AC51: 50Arms; AC53A (*): 15Arms
Min load current: 0,3Arms
Repetitive overcurrent t=1 s: ≤ 125Arms
Non-repetitive overcurrent t=20ms: 600Ap
Current drop at nominal voltage and frequencies:
≤ 8mArms
I2t for fusing t=1-10ms: ≤ 1800A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,35Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 50A
GQ - 50B -
(with high I2t fusing current)
Nominal current : AC51: 50Arms;
A C53A (*): 18Arms
Min load current: 0,4Arms
Repetitive overcurrent t=1 s: ≤ 140Arms
Non-repetitive overcurrent t=20ms: 1150Ap
Current drop at nominal voltage and frequencies:
≤ 10mArms
I2t for fusing t=1-10ms: ≤ 6600A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current: ≤1,2Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 50A
GQ - 90 -
Nominal current AC51: 90Arms;
A C53A (*): 20Arms
Min load current: 0,5Arms
Repetitive overcurrent t=1 s: ≤ 150Arms
Non-repetitive overcurrent t=20ms: 1500 Ap
Current drop at nominal voltage and frequencies:
≤ 10mArms
I2t for fusing t=1-10ms: ≤ 11200A2s
Critical dl/dt: ≥ 100A/μs
Voltage drop at nominal current:≤ 1,35Vrms
Critical dV/dt off-state: ≥ 1000V/μs
Ith = 90A
(*) Only versions: GQ-XX-24-X-1
GQ-XX-48-X-1
Insulation
Nominal insulation voltage Input/output:
≥ 4000 Vac
Nominal insulation voltage Output/case:
≥ 2500 Vac
Insulation resistance Input/output: ≥ 1010Ω
Insulation resistance Output/case: ≥ 1010Ω
Insulation capacity Input/Output: ≤ 8pF
Insulation capacity Output/case: ≤ 100pF
Ambient conditions
• Ambient temeparure: -25...+80°C
• Storage Temperature: -55...+100°C
• Maximum relative humidity: 50% a 40°C
• Maximum installation height: 2000 slm
• Pollution level: 2
Thermal features
GQ - XX -
Junction Temperature: ≤ 125°C
Rth junction/ambient: ≤ 12 K/W
GQ - 15 - / GQ - 25 -
Rth junction/case: ≤ 1,25 K/W
GQ - 50 -
Rth junction/case: ≤ 0,65 K/W
GQ - 50B -
Rth junction/case: ≤ 0,33 K/W
GQ - 90 -
Rth junction/case: ≤ 0,3 K/W
Solid State Relay Dissipated Power
Calculation
Single phase state relay
Pd GQ .. 15/25 = 1,45 . Irms [W]
Pd GQ .. 50/90 = 1,35 . Irms [W]
Pd GQ .. 50B = 1,2 . Irms [W]
IRMS = single-phase load current
Heatsink Thermal Resistance
Calculation
Rth = (90°C - T.amb. max) / Pd
where Pd = dissipated power
Max. amb. T = max air temperature inside
the electrical cabinet.
Use a heatsink with thermal resistance
inferior to the calculated one (Rth).
TERMINALS AND LEADS: SPECIFICATIONS
FUSES/ FUSES HOLDER
HEATSINK/ THERMAL RESISTANCE
SECTION CABLE
FUSES/ FUSES HOLDER
HEATSINK/ THERMAL RESISTANCE
SECTION CABLE
| Electricity | Op. voltage | Type of control | Control | Type | Code |
| 15 A | To 230 Vac | Logic | 3-32 Vdc | GQ-15-24-D-1-1 (230V/15A) | F41.186 |
| 15 A | To 480 Vac | Logic | 3-32 Vdc | GQ-15-48-D-1-1 (480V/15A) | F59.630 |
| 25 A | To 230 Vac | Logic | 3-32 Vdc | GQ-25-24-D-1-1 (230V/25A) | F40.879 |
| 25 A | To 480 Vac | Logic | 3-32 Vdc | GQ-25-48-D-1-1 (480V/25A) | F40.880 |
| 25 A | To 600 Vac | Logic | 3-32 Vdc | GQ-25-60-D-1-1 (600V/25A) | F46.825 |
| 50 A | To 230 Vac | Logic | 3-32 Vdc | GQ-50-24-D-1-1 (230V/50A) | F40.881 |
| 50 A | To 480 Vac | Logic | 3-32 Vdc | GQ-50-48-D-1-1 (480V/50A) | F40.882 |
| 50 A | To 600 Vac | Logic | 3-32 Vdc | GQ-50-60-D-1-1 (600V/50A) | F41.269 |
| 90 A | To 230 Vac | Logic | 3-32 Vdc | GQ-90-24-D-1-1 (230V/90A) | F40.883 |
| 90 A | To 480 Vac | Logic | 3-32 Vdc | GQ-90-48-D-1-1 (480V/90A) | F40.884 |
| 90 A | To 600 Vac | Logic | 3-32 Vdc | GQ-90-60-D-1-1 (600V/90A) | F46.826 |
| 15 A | To 230 Vac | Logic | 20...260Vac/Vdc | GQ-15-24-A-1-1 (230V/15A) | F45.251 |
| 25 A | To 230 Vac | Logic | 20...260Vac/Vdc | GQ-25-24-A-1-1 (230V/25A) | F40.885 |
| 25 A | To 480 Vac | Logic | 20...260Vac/Vdc | GQ-25-48-A-1-1 (480V/25A) | F42.271 |
| 50 A | To 230 Vac | Logic | 20...260Vac/Vdc | GQ-50-24-A-1-1 (230/50A) | F40.886 |
| 50 A | To 480 Vac | Logic | 20...260Vac/Vdc | GQ-50-48-A-1-1 (480V/50A) | F41.187 |
| 90 A | To 230 Vac | Logic | 20...260Vac/Vdc | GQ-90-24-A-1-1 (230V/90A) | F46.827 |
| 90 A | To 480 Vac | Logic | 20...260Vac/Vdc | GQ-90-48-A-1-1 (480V/90A) | F41.046 |
