How to Wire a Contactor for Star Delta Motor Starting: Complete Guide
Learn how to wire a contactor for star delta motor starting with IEC 60947 circuits, timer logic, and safe sizing practices for engineers. Shop...
The Schneider Electric RE22R1QCMU is a Harmony series multifunction timer relay (Model RE22) offering a single changeover (1CO) output rated at 8A across a wide supply voltage range of 24 to 240V AC/DC. Designed for industrial automation and control panel applications, the RE22R1QCMU delivers flexible timing functions in a compact, DIN-rail-ready package weighing just 93g — making it a reliable solution for machine builders and panel integrators.
| Range of Product | Harmony Timer Relays |
|---|---|
| Discrete output type | Relay |
| Product or Component Type | Modular timing relay |
| Device short name | RE22 |
| nominal output current | 8 A |
| Contacts type and composition | 1 C/O timed contact, cadmium free |
|---|---|
| Time delay type | Star-delta |
| Time delay range | 10...100 s, 3...30 s, 0.1...1 s, 0.3...3 s, 0.05...0.5 s, 1...10 s, 30...300 s |
| Control type | Rotary knob, Diagnostic button |
| [Us] rated supply voltage | 24 V DC, 24...240 V AC 50/60 Hz |
| Release input voltage | <= 2.4 V |
| Voltage range | 0.85...1.1 Us |
| Supply frequency | 50...60 Hz +/- 5 % |
| Connections - terminals | Screw terminals, 1 x 0.5...1 x 3.3 mm² 20 AWG...12 AWG) solid without cable end, Screw terminals, 2 x 0.5...2 x 2.5 mm² 20 AWG...14 AWG) solid without cable end, Screw terminals, 1 x 0.2...1 x 2.5 mm² 24 AWG...14 AWG) flexible with cable end, Screw terminals, 2 x 0.2...2 x 1.5 mm² 24 AWG...16 AWG) flexible with cable end |
| Tightening torque | 5.3…8.9 lbf.in (0.6…1 N.m) IEC 60947-1 |
| Housing material | Polycarbonate |
| Repeat accuracy | +/- 0.5 % IEC 61812-1 |
| Temperature Drift | +/- 0.05 %/°C |
| Voltage drift | +/- 0.2 %/V |
| Setting accuracy of time delay | +/- 10 % of full scale 25 °C IEC 61812-1 |
| Insulation resistance | 100 MOhm 500 V DC IEC 60664-1 |
| Recovery time | 120 ms on de-energisation |
| Immunity to microbreaks | 10 ms |
| Power consumption in VA | 35 VA 240 V AC |
| Power consumption in W | 0.6 W 24 V DC |
| Switching capacity in VA | 2000 VA |
| Minimum switching current | 10 mA 5 V DC |
| Maximum switching current | 8 A |
| Maximum switching voltage | 250 V AC |
| Electrical durability | 100000 cycles, 8 A at 250 V, AC-1, 100000 cycles, 2 A at 24 V, DC-1 |
| Mechanical durability | 10000000 cycles |
| Rated impulse withstand voltage | 5 kV 1.2…50 µs IEC 60664-1 |
| Power on delay | 100 ms |
| Creepage distance | 4 kV/3 IEC 60664-1 |
| Overvoltage category | III conforming to IEC 60664-1 |
| Safety reliability data | MTTFd = 285.3 years, B10d = 270000 |
| Mounting position | Any position |
| Mounting support | 35 mm DIN rail conforming to IEC 60715 |
| Status LED | Green LED backlight steady)dial pointer indication, Yellow LED steady)output relay energised, Yellow LED fast flashing)timing in progress and output relay de-energised, Yellow LED slow flashing)timing in progress and output relay energised |
| Function available | Qc-Star-delta relay (1 CO output)-1 C/O |
| Width | 0.9 in (22.5 mm) |
| Net Weight | 0.18 lb(US) (0.08 kg) |
| Number of functions | 1 |
| Dielectric strength | 2.5 kV 1 mA/1 minute 50 Hz between relay output and power supply basic insulation IEC 61812-1 |
|---|---|
| Standards | UL 508, IEC 61812-1 |
| Directives | 2004/108/EC - electromagnetic compatibility, 2006/95/EC - low voltage directive |
| Product Certifications | GL, CE, CCC, EAC, UL, CSA, RCM |
| Ambient Air Temperature for Operation | -4…140 °F (-20…60 °C) |
| Ambient Air Temperature for Storage | -40…158 °F (-40…70 °C) |
| IP degree of protection | IP40 housing: conforming to IEC 60529, IP50 front face: conforming to IEC 60529, IP20 terminals: conforming to IEC 60529 |
| Pollution degree | 3 IEC 60664-1 |
| Vibration resistance | 20 m/s² (f= 10…150 Hz) conforming to IEC 60068-2-6 |
| Shock resistance | 15 gn not operating 11 ms IEC 60068-2-27, 5 gn in operation 11 ms IEC 60068-2-27 |
| Relative humidity | 95 % 77…131 °F (25…55 °C) |
| Electromagnetic compatibility | Fast transients immunity test - test level: 1 kV level 3 (capacitive connecting clip) conforming to IEC 61000-4-4, Surge immunity test - test level: 1 kV level 3 (differential mode) conforming to IEC 61000-4-5, Surge immunity test - test level: 2 kV level 3 (common mode) conforming to IEC 61000-4-5, Electrostatic discharge - test level: 6 kV level 3 (contact discharge) conforming to IEC 61000-4-2, Electrostatic discharge - test level: 8 kV level 3 (air discharge) conforming to IEC 61000-4-2, Radiated radio-frequency electromagnetic field immunity test - test level: 10 V/m level 3 (80 MHz...1 GHz) conforming to IEC 61000-4-3, Conducted RF disturbances - test level: 10 V level 3 (0.15...80 MHz) conforming to IEC 61000-4-6, Fast transient bursts - test level: 2 kV level 3 (direct contact) conforming to IEC 61000-4-4, Immunity to microbreaks and voltage drops - test level: 30 % (500 ms) conforming to IEC 61000-4-11, Immunity to microbreaks and voltage drops - test level: 100 % (20 ms) conforming to IEC 61000-4-11 |
| Part number | RE22R1QCMU |
|---|---|
| Type designation | RE22 |
| Brand | Schneider Electric |
| Condition | New, factory sealed |
| Source | Schneider Electric and its authorised distributors |
| Warranty | Manufacturer warranty |
| Lifecycle status | Active, in production |
| EAN | 3606480792564 |
| Warranty (in months) | 18 |
|---|
| Country of origin | ID |
|---|---|
| Shipping weight | 0.093 kg |
| Ships from | Türkiye |
| Dispatch | 11 Nov |
| Stock | In stock |
Source: manufacturer data · Last verified: 30 Oct 2026
The rated current of RE22 is 8 A.
The rated operational voltage of RE22 is 24–240–DC V DC.
The tariff (HS) code on file for RE22 is 85364900.
The EAN (GTIN) of RE22 is 3606480792564.
RE22 ships from Türkiye. Shipping calculated at checkout · import duties and taxes paid on arrival. Stock items are dispatched within 1–2 business days.
Learn how to wire a contactor for star delta motor starting with IEC 60947 circuits, timer logic, and safe sizing practices for engineers. Shop...