CT-AHS.22S

Name: CT-AHS.22S
Brand: ABB
SKU: CT-AHS.22S

The ABB CT-AHS.22S is a reliable electronic timer designed for industrial applications. It offers 10 time ranges from 0.05 s to 300 h and features an OFF-delay function with 2 c/o contacts. Available in screw-type terminals, it ensures precise time delay adjustment with easy-to-set front-face potentiometers and direct reading scales.

Product ModelCT-AHS.22S

Material Number1SVR730110R3300

Product ID85005

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Versatile Time RangesThe CT-AHS.22S offers 10 time ranges from 0.05 seconds to 300 hours, making it suitable for a wide range of industrial applications.
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2. OFF-Delay FunctionWith its OFF-delay function, the timer ensures that the output relay energizes immediately when the control input is closed and de-energizes after a set time delay, even if the control supply voltage is removed.
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3. Precise AdjustmentThe timer features easy-to-set front-face potentiometers with direct reading scales, providing accurate time delay adjustment.
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4. Durable DesignBuilt with high-quality materials, the CT-AHS.22S ensures reliable operation in harsh industrial environments, withstanding ambient temperatures from -25°C to +60°C.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

22.5 mm

Product Net Height

85.6 mm

Product Net Depth / Length

103.7 mm

Product Net Weight

0.136 kg

Timer Relay Type

OFF-Delay

Time Range

0.05 s ... 300 h

5. Easy InstallationAvailable in screw-type terminals, the CT-AHS.22S offers tool-free mounting and demounting on DIN rail, making installation and maintenance straightforward.

6. Comprehensive ApprovalsThe CT-AHS.22S meets various international standards, including UL 508, CAN/CSA C22.2 No.14, and CE marking, ensuring compliance with global regulatory requirements.

7. Status IndicationThe timer features 2 LEDs for status indication, providing clear visual feedback on the operation of the output relays.

8. Sealable Transparent CoverAn optional sealable transparent cover is available to protect the timer from unauthorized changes to the time values, enhancing security and reliability.

9. High Fire Protection ClassificationThe housing material of the CT-AHS.22S is classified under UL 94 V-0, ensuring the highest fire protection standards are met.

10. Wide Voltage CompatibilityThe timer operates on a wide range of voltages, from 24-48 V DC to 24-240 V AC, making it adaptable to various industrial power supplies.

Rated Control Supply Voltage (Us)

24 ... 240 V AC 24 ... 48 V DC

Rated Operational Voltage

Auxiliary Circuit 250 V

Rated Frequency (f)

50 / 60 Hz DC

Output

2 c/o (SPDT) contacts

Terminal Type

Screw Terminals

Rated Operational Current AC-12 (Ie)

(230 V) 4 A

Rated Operational Current AC-15 (Ie)

(230 V) 3 A

Rated Operational Current DC-12 (Ie)

(24 V) 4 A

Rated Operational Current DC-13 (Ie)

(24 V) 2 A

Minimum Switching Capacity

12 V 100 mA

Rated Impulse Withstand Voltage (Uimp)

Input Circuit 4 kV Output Circuit 1 / Output Circuit 2 4 kV

Rated Insulation Voltage (Ui)

Input Circuit / Output Circuit 500 V Output Circuit 1 / Output Circuit 2 300 V

Degree of Protection

Housing IP50 Terminals IP20

Overvoltage Category

III

Pollution Degree

Short-Circuit Protective Devices

Output Circuit NC - F Type Fuses 6 A Output Circuit NO - F Type Fuses 10 A

Electrical Durability

AC-12 100000 cycle

Mechanical Durability

30000000 cycle

Connecting Capacity

Flexible with Ferrule 1x 0.5 ... 2.5 mmÂ² Flexible with Ferrule 2x 0.5 ... 1.5 mmÂ² Flexible with Insulated Ferrule 1x 0.5 ... 2.5 mmÂ² Flexible with Insulated Ferrule 2x 0.5 ... 1.5 mmÂ² Flexible 1x 0.5 ... 2.5 mmÂ² Flexible 2x 0.5 ... 1.5 mmÂ² Rigid 1x 0.5 ... 4 mmÂ² Rigid 2x 0.5 ... 2.5 mmÂ²

Tightening Torque

0.6 ... 0.8 NÂ·m

Wire Stripping Length

8 mm

Recommended Screw Driver

0.8 x 4 4.5 Pozidriv 1

Mounting Position

1 ... 6

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Standards

CAN/CSA C22.2 No.14 IEC/EN 63000 IEC/EN 61812-1 UL 508

Maximum Operating Voltage UL/CSA

Output Circuit 300 V AC

Contact Rating UL/CSA

B300

Connecting Capacity UL/CSA

Flexible 1x 18-14 AWG Flexible 2x 18-16 AWG Rigid 1x 20-12 AWG Rigid 2x 20-14 AWG

Tightening Torque UL/CSA

7.08 inÂ·lb

Pilot Duty UL/CSA

B300

Flammability According to UL94

V-0

Ambient Air Temperature

Operation -25 ... +60 Â°C Storage -40 ... +85 Â°C

Maximum Operating Altitude Permissible

Without Derating 2000 m

Object Classification Code

ETIM 7

EC001439 - Timer relay

ETIM 8

EC001439 - Timer relay

ETIM 9

EC001439 - Timer relay

eClass

V11.0 : 27371605

UNSPSC

39122329

E-Number (Finland)

2712205

E-Number (Norway)

4187958

E-Number (Sweden)

4033117

Manufacturer ID

1SVR730110R3300