RA2425D06T

Solid State Relay, 25 A

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Manufacturer: CARLO GAVAZZI
Product type:
SVHC: No SVHC (21-Jan-2025)
Load Current: 25A
Product Range: RA24 Series

Delivery and price
Units per pack	5
Price	29.5 €
Current stock	10+
Lead time	30 days

Datasheet

## **Solid State Relays Industrial, 1-Phase ZS Types RA 24.. -D 06 T, RA 24.. -D 06 TF** 

- **AC Solid State Relay** 

- **Zero switching** 

- **Low-cost triac type** 

- **Rated operational current: 10 and 25 AACrms** 

- **Blocking voltage: Up to 650 Vp** 

- **Rated operational voltage: 230 VACrms** 

- **Input ranges: 3 to 32 VDC** 

- **Isolation: OPTO (input-output) 4000 VACrms** 

- **Fast-on version available** 

## **Product Descri tion p** 

lay switches ON when the AC sine curve just crosses zero, and switches OFF when the current crosses zero. 

The triac version of the zero switching relay is an inexpensive solution for resistive loads. The zero switching re- 

## **Orderin Ke g y** 

**Solid State Relay Switching mode Rated operational voltage Rated operational current Control voltage Blocking voltage Output** 

## **RA 24 10 -D 06 T** 

## **T e Selection yp** 

**Switching mode Rated operaRated operational Control voltage Blocking voltage Output tional voltage current** A: Zero switching 24: 230 VACrms 10: 10 AACrms -D:  3 to 32 VDC 06: 650 Vp T: Triac 25: 25 AACrms TF:Triac/Fast-on terminals **Selection Guide Rated operational Blocking voltage Terminal Control voltage Rated operational current voltage type 10 AACrms 25 AACrms** 230 VACrms 650 Vp Rivet terminals 3 to 32 VDC **RA 2410 -D 06T RA 2425 -D 06T** Fast-on terminals 3 to 32 VDC **RA 2410 -D 06TF RA 2425 -D 06TF** 

## **General S ecifications p** 

**==> picture [216 x 71] intentionally omitted <==**

**----- Start of picture text -----**<br>
||||
|---|---|---|
|Operational voltage range|24 to 280 VACrms|
|Blocking voltage|≥|650 Vp|
|Operational frequency range|45 to 65 Hz|
|Power factor|≥|0.5 @ 230 VACrms|
|Approvals|CSA, UL|
|CE-marking|Yes|

**----- End of picture text -----**<br>


## **Isolation** 

**==> picture [197 x 94] intentionally omitted <==**

**----- Start of picture text -----**<br>
||||||
|---|---|---|---|---|
|Rated isolation voltage|
|Input to output|≥|4000 VACrms|
|Output to case|≥|4000 VACrms|
|Insulation resistance|
|Input to output|≥|10|[10]|W|
|Output to case|≥|10|[10]|W|
|Insulation capacitance|
|Input to output|≤|8 pF|
|Output to case|≤|25 pF|

**----- End of picture text -----**<br>


**1** 

Specifications are subject to change without notice (28.02.2007) 

**RA 24.. -D 06 T, RA 24.. -D 06 TF** 

## **In ut S ecifications p p** 

|**Input Specifications**||
|---|---|
|Control voltage range|3 to 32 VDC|
|Pick-upvoltage|≤3 V|
|Drop-out voltage|≥1 V|
|Reverse voltage|≤32 VDC|
|Input impedance|1.5 kΩ|
|Response timepick-up<br>Response time drop-out|≤1/2 cycle<br>≤1/2 cycle|



## **Housin S ecifications g p** 

|Weight|Approx. 110g|
|---|---|
|Housingmaterial|Noryl GFN 1,black|
|Baseplate|Aluminium|
|Pottingcompound|Polyurethane|
|Relay||
|Mounting screws|M5|
|Mountingtorque|≤1.5 Nm|
|Control terminal<br>Mounting screws/Fast-on|M3 x 6/6.3 x 0.8 mm|
|Mountingtorque|≤0.5 Nm|
|Power terminal<br>Mounting screws/Fast-on|M5 x 6/6.3 x 0.8 mm|
|Mounting torque|≤2.4 Nm|



## **Out ut S ecifications p p** 

||**RA 2410 -D 06 T/F**||**RA 2425 -D 06 T/F**|
|---|---|---|---|
|Rated operational current AC 51|10 Arms||25 Arms|
|Minimum operational current|20 mArms||20 mArms|
|Rep. overload current t=1 s|≤30 Ap||≤50 Ap|
|Non-rep. surge current t=20 ms|90 Ap||200 Ap|
|Off-state leakage current||||
|@ rated voltage and frequency|≤5 mArms||≤5 mArms|
|I2t for fusingt=10 ms|≤40 A2s||≤200 A2s|
|Critical dI/dt|≥10 A/µs||≥10 A/µs|
|On-state voltage drop||||
|@ rated current|≤1.6 Vrms||≤1.6 Vrms|
|Critical dV/dt commutating|≥10 V/µs||≥10 V/µs|
|Critical dV/dt off-state|≥250 V/µs||≥250 V/µs|



## **Thermal S ecifications p** 

||**RA 2410 -D 06 T/TF**|
|---|---|
|Operatingtemperature|-20° to +70°C(-4° to +158°F)|
|Storage temperature|-40° to +100°C(-40° to +212°F)|
|Junction temperature|≤125°C(≤257°F)|
|Rth junction to case|≤2.5 K/W|
|Rthjunction to ambient|≤12.5 K/W|



## **RA 2425 -D 06 T/TF** 

- -20° to +70°C (-4° to +158°F) 

-40° to +100°C (-40° to +212°F) ≤ 125°C ( ≤ 257°F) ≤ 1.8 K/W ≤ 12.5 K/W 

## **Wiring Diagram** 

## **Functional Diagram** 

**==> picture [209 x 112] intentionally omitted <==**

**----- Start of picture text -----**<br>
Mains input/load output<br>@)<br>i+ G4 a ?<br>Control<br>input<br>@<br>Load output/mains input<br>**----- End of picture text -----**<br>


**==> picture [303 x 15] intentionally omitted <==**

**----- Start of picture text -----**<br>
Control || Line/load Control<br>input input<br>**----- End of picture text -----**<br>


**2** 

Specifications are subject to change without notice (28.02.2007) 

**RA 2410 .. 06 T, RA 24.. -D 06 TF** 

## **Heatsink Dimensions (load current versus ambient temperature)** 

|**10**<br>**9**<br>**8**<br>**7**<br>**6**<br>**5**<br>**4**<br>**3**<br>**2**<br>**1**|||||**2.1**<br>**12**<br>**2.8**<br>**10**<br>**3.4**<br>**9**<br>**4.1**<br>**7**<br>**4.9**<br>**6**<br>**6.1**<br>**5**<br>**7.9**<br>**4**<br>**10.9**<br>**3**<br>**-**<br>**2**<br>**-**<br>**1**|
|---|---|---|---|---|---|
||**6.5**|**5.6**|**4.7**|**3.9**<br>**3**||
||**7.8**|**6.8**|**5.8**|**4.8**<br>**3.8**||
||**9.2**|**8**|**6.9**|**5.7**<br>**4.6**||
||**10.8**|**9.5**|**8.1**|**6.8**<br>**5.4**||
||**-**|**11.4**|**9.8**|**8.2**<br>**6.5**||
||**-**|**-**|**12.2**|**10.2**<br>**8.1**||
||**-**|**-**|**-**|**-**<br>**10.5**||
||**-**|**-**|**-**|**-**<br>**-**||
||**-**|**-**|**-**|**-**<br>**-**||
||**-**|**-**|**-**|**-**<br>**-**||



|**25**<br>**23**<br>**20**<br>**18**<br>**15**<br>**13**<br>**10**<br>**8**<br>**5**<br>**3**|||||**32**<br>**28**<br>**0.39**<br>**24**<br>**0.8**<br>**20**<br>**1.4**<br>**17**<br>**2.2**<br>**14**<br>**2.9**<br>**11**<br>**8**<br>**6.2**<br>**5**<br>**12.8**<br>**3**|
|---|---|---|---|---|---|
||**1.4**|**1.1**<br>**0.77**|**0.77**<br>**0.45**|**-**<br>**-**||
||**1.9**|**1.5**<br>**1.2**|**1.2**<br>**0.79**|**0.43**<br>**-**||
||**2.5**|**2.1**<br>**1.6**|**1.6**<br>**1.2**|**0.81**<br>**0.39**||
||**3.3**|**2.8**<br>**2.3**|**2.3**<br>**1.8**|**1.3**<br>**0.8**||
||**4.3**|**3.7**<br>**3.1**|**3.1**<br>**2.5**|**2**<br>**1.4**||
||**5.8**|**5.1**<br>**4.4**|**4.4**<br>**3.6**|**2.8**<br>**2.2**||
||**7.6**|**6.7**<br>**5.7**|**5.7**<br>**4.8**|**3.8**<br>**2.9**||
||**10.5**|**9.2**<br>**7.9**|**7.9**<br>**6.6**|**5.3**<br>**4**||
||**-**|**14.4**<br>**12.3**|**12.3**<br>**10.3**|**8.2**<br>**6.2**||
||**-**|**-**<br>**-**|**-**|**17.1**<br>**12.8**||



## **Dimensions** 

**==> picture [230 x 156] intentionally omitted <==**

**----- Start of picture text -----**<br>
44.5 ** 45.4<br>AL: ~~<br>2<br>g<br>vaS |ly<br>28 2 X 6.35mm<br>OUTPUT TERMINALS<br>ie)z| 2 | | | APPLYHEATSINK |<br>> | fi fi | COMPOUND<br>**<br>RA Triac with FAST-ON 2 X 6.35mm ** =  ±  0.4 mm<br>Terminals INPUT TERMINALS *** =  ±  0.5 mm<br>*** ***<br>*** ***<br>**----- End of picture text -----**<br>


All dimensions in mm 

**==> picture [219 x 149] intentionally omitted <==**

**----- Start of picture text -----**<br>
os : ** eS<br>a<br>D<br>N<br>la jam “<br>5.3<br>“ eve| AEATSINK<br>8 | a YE | 2xM3 COMPOUND<br>** ** =  ±  0.4 mm<br>RA Triac  *** =  ±  0.5 mm<br>*** ***<br>*** ***<br>**----- End of picture text -----**<br>


All dimensions in mm 

## **Accessories** 

## **Heatsink Selection** 

|Protection cover<br>Heatsinks<br>DIN rail adapter<br>Varistors<br>Fuses<br>**Terminals RA 24.. -D 06 TF**<br>Control terminal(Fast-on)<br>6.3 x 0.8 mm<br>For further information refer<br>to "General Accessories".<br>**Carlo Gavazzi Heatsink**<br>(see Accessories)<br>No heatsink required<br>RHS 100 Assy<br>RHS 301 Assy<br>RHS 301 F Assy<br>Consult your distributor<br>~~ee—~~|**Thermal resistance**<br>**Rth s-a**> 12.5<br>K/W<br>3.0 K/W<br>0.8   K/W<br>0.25 K/W<br>< 0.25 K/W|
|---|---|
|Power terminal (Fast-on)<br>6.3 x 0.8 mm||



Compare the value found in the current versus temperature chart with the standard heatsink values and select the heatsink with the next lower value. 

**3** 

Specifications are subject to change without notice (28.02.2007)

Updated at June 10, 2026

Founded in Milan in 1931, Carlo Gavazzi is a globally recognized leader in the design and manufacture of high-quality automation components. For nearly a century, the company has driven technological innovation in the industrial and building automation markets. With ISO 9001-certified production facilities across Europe and Asia, Carlo Gavazzi delivers state-of-the-art solutions tailored for demanding applications, including HVAC, renewable energy, semiconductor manufacturing, and electric vehicle charging infrastructure. Our extensive portfolio of Carlo Gavazzi components focuses heavily on their industry-leading switching and sensing technologies. We carry a comprehensive selection of solid state relays, contactors, and power relays engineered for exceptional reliability and thermal performance. Alongside these robust switching solutions, our range features a wide array of precision sensors, with a strong emphasis on proximity switches and light sensors that are critical for automated manufacturing processes, mobile equipment, and access control systems. Beyond core sensing and switching, the Carlo Gavazzi lineup extends into essential power management, circuit protection, and control devices. This includes highly efficient AC/DC converters, thermal magnetic circuit breakers, and advanced panel instrumentation designed to monitor and optimize energy efficiency. From current sensing transformers to motor starters, engineers consistently trust Carlo Gavazzi to provide competitive, dependable, and forward-thinking components for their most complex automation challenges.

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