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Ex de Control Stations | Zone 1 & Zone 2 Control Station Polyester | Appleton ATX Unicode 2
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Ex de Control Stations | Zone 1 & Zone 2 Control Station Polyester | Appleton ATX Unicode 2

Product Category: Control Stations | ATEX Certified | Zone 1 & Zone 2 Hazardous Areas

CategoryATEX Control Stations
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Product Overview

Ex de IIc POLYester

Product Category: Control Stations | ATEX Certified | Zone 1 & Zone 2 Hazardous Areas

The Unicode 2 Series of polyester Increased Safety control stations and switches, manufactured by Appleton ATX, are ideal for use in hazardous areas and washdown areas. The ATEX certified, Increased Safety control stations provide safe circuit selection and control in potentially explosive atmospheres.

A wide range of push buttons, selector switches, illuminated push buttons, control and load break switches and LED pilot lights are available for use with contactors or magnetic starters for the remote control of motors.

The ATEX certified control stations provide safe circuit control and/or selection in potentially explosive atmospheres. Pilot lights are available to provide visual assurance that an electrical function is being performed at a remote or local location. These polyester control stations are ideal for the control of equipment at power, chemical and petrochemical plants, petroleum refineries, re-verse osmosis plants, pulp and paper processing plants and various other industrial applications.

Appleton Unicode 2 Series uses the Ex de method of protection which eliminates the need for external seals. Unicode 2 Series features a choice of DIN rail mounted high performance contact block suitable for low intensity (less than 5 mA). TS35 rail mounted components are held securely in place during operation and easily removed for service.

Contact block technical data: IEC rated operating voltage (Ue): 500 Vac – 110 Vdc. IEC switching capacity: AC12: 16 Amp/400 Vac, AC14: 10 Amp/400 Vac, AC15: 6 Amp/500 Vac, DC13: 2 Amp/24 Vdc and 1 Amp/110 Vdc. NEMA switching capacity: A600: 10 Amp/600 Va.

Selector switch technical data: IEC rated operating voltage: 690 Vac. IEC rated operating current: maximum 16 Amp. IEC switching capacity: AC1: 16 Amp/690 Vac, AC15: 16 Amp/415 Vac, AC3: 8 Amp/500 Vac, AC3: 4 Amp/690 Vac, AC3: 16 Amp/690 Vac, DC1: 10 Amp.

control stations – Specifications

  • ATEX Certification and Compliances: Zone 1 and 2 – 21 and 22; Ex II 2 GD; Ex de IIC/Ex demb IIC/Ex tD A21; IP66; IK10
  • Standard Materials: Body and cover: fiberglass reinforced polyester (FRP) with black finish. Cover screws: 316 stainless steel
  • Accessories: Key for changing actuator blocks. Guard for mushroom head actuator. Padlockable guard. M5 and M6 earth stud. Combination drain and breather available in brass, polyamide and stainless steel.
  • Options: Stainless steel or Lamacoid nameplates with different color combinations. Padlocking facility on selector switches. Padlocking facility for momentary and maintained push buttons
  • Surface Temperature: T80 °C to T95 °C (T176 °F to T203 °F)
  • NEC and CEC Temperature Class: T6 (at +40°C) or T5 (at +55°C)
  • NEC and CEC Ambient Temperature: -55°C to +60°C (-67°F to +140°F)
  • ATEX and IECEx Ambient Temperature: -55°C to +60°C (-67°F to +140°F) (empty enclosure, temperature to be determined according to actuator)

ATEX/IECEx Certification and Compliances

• Certification Type CSPe
— Gas: Zone 1 and Zone 2
– Conforming to ATEX 94/9/CE: Ex II 2 G
– Type of Explosion Protection: Ex de IIC/Ex demb IIC
– Temperature Class: T6
— Dust: Zone 21 and Zone 22
– Conforming to ATEX 94/9/CE: Ex II2 D
– Type of Explosion Protection: Ex tD A21
— Surface Temperature: T75 °C (T167 °F)
— Ambient Temperature: -55 °C to +60 °C (-67°F to +140°F)
— CE Declaration of Conformity: 52084
— ATEX Certificate: LCIE 00 ATEX 3032X
— IECEx Certificate: IECEx LCI 09.0016X

EURASEC Certification

• Certification Type CSPe
— EURASEC RU C-FR ГБ05.B.00911
Other Certifications

• Certification Type CSPe
— INMETRO Certificate: BVC 11.0637-X

Technical Specifications

CategoryATEX Control Stations
Increased Safety Control StationAppleton ATX Order Code
Size 1 Polyester Control Stations
Push Button “I” or “O” (NO+NC) – 2 x M20U21W2A3
Push Button “I” or “O” (NO+NC) – 2 x M25U21W4A3
Push Button “I” (NO) – 2 x M20U21W2A5
Push Button “I” (NO) – 2 x M25U21W4A5
Push Button “O” (NC) – 2 x M20U21W2A9
Push Button “O” (NC) – 2 x M25U21W4A9
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M20U21W2A5A9
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M25U21W4A5A9
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M20U21W2A3A3
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M25U21W4A3A3
Emergency Stop (NC) – 2 x M20U21W2D9
Emergency Stop (NC) – 2 x M25U21W4D9
Emergency Stop (NO+NC) – 2 x M20U21W2D3
Emergency Stop (NO+NC) – 2 x M25U21W4D3
Emergency Stop with Key Release (NC) – 2 x M20U21W2C9
Emergency Stop with Key Release (NC) – 2 x M25U21W4C9
Emergency Stop with Key Release (NO+NC) – 2 x M20U21W2C3
Emergency Stop with Key Release (NO+NC) – 2 x M25U21W4C3
Emergency Stop (NC) and Push Button “I” (NO) – 2 x M20U21W2D9A5
Emergency Stop (NC) and Push Button “I” (NO) – 2 x M25U21W4D9A5
Black Mushroom Head (NO+NC) – 2 x M20U21W2B3
Black Mushroom Head (NO+NC) – 2 x M25U21W4B3
Red Mushroom Head (NC) – 2 x M20U21W2R9
Red Mushroom Head (NC) – 2 x M25U21W4R9
Key Push Button removable in both position (NO+NC) – 2 x M20U21W2E3
Key Push Button removable in both position (NO+NC) – 2 x M25U21W4E3
Key Push Button removable in both position (NO) – 2 x M20U21W2E5
Key Push Button removable in both position (NO) – 2 x M25U21W4E5
Key Push Button removable in both position (NC) – 2 x M20U21W2E9
Key Push Button removable in both position (NC) – 2 x M20U21W4E9
Pilot Light – Green and Pilot Light – Red – 2 x M20U21W2PGPR
Pilot Light – Green and Pilot Light – Red – 2 x M25U21W4PGPR
Green illuminated push button (NO) – 2 x M20U21W2LG5
Green illuminated push button (NO) – 2 x M25U21W4LG5
Red illuminated push button (NO) – 2 x M20U21W2LR9
Red illuminated push button (NO) – 2 x M25U21W4LR9
Green illuminated push button (NO) and Red illuminated push button (NO) – 2 x M20U21W2LG5LR9
Green illuminated push button (NO) and Red illuminated push button (NO) – 2 x M25U21W4LG5LR9
2-Position Selector Switch (NO+NC) – 2 x M20U21W2H3
2-Position Selector Switch (NO+NC) – 2 x M25U21W4H3
3-Position Selector Switch “I-0-II” fixed position – 2 x M20U21W2J1
3-Position Selector Switch “I-0-II” fixed position – 2 x M25U21W4J1
3-Position Selector Switch “I-0-II” spring return “I-0” (NO+NC) – 2 x M20U21W2N3
3-Position Selector Switch “I-0-II” spring return “I-0” (NO+NC) – 2 x M25U21W4N3
3-Position Selector Switch “I-0-II” spring return “II-0” (NO+NC) – 2 x M20U21W2M3
3-Position Selector Switch “I-0-II” spring return “II-0” (NO+NC) – 2 x M25U21W4M3
Size 2 Polyester Control Stations
Push Button “I” (NO) and Push Button “O” (NO) – 2 x M20U22W2A5A9
Push Button “I” (NO) and Push Button “O” (NO) – 2 x M25U22W4A5A9
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M20U22W2A3A3
Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M25U22W4A3A3
Push Button “I” (NO) and Red Mushroom Head (NC) – 2 x M20U22W2A5D9
Push Button “I” (NO) and Red Mushroom Head (NC) – 2 x M25U22W4A5D9
Push Button “I” (NO+NC) and Red Mushroom Head (NO+NC) – 2 x M20U22W2A3D3
Push Button “I” (NO+NC) and Red Mushroom Head (NO+NC) – 2 x M25U22W4A3D3
Push Button “I” (NO) and Push Button “O” (NC) and Red Mushroom Head (NC) – 2 x M20U22W2A5A9D9
Push Button “I” (NO) and Push Button “O” (NC) and Red Mushroom Head (NC) – 2 x M25U22W4A5A9D9
Pilot Light – Green and Push Button “I” (NO) – 2 x M20U22W2PGA5
Pilot Light – Green and Push Button “I” (NO) – 2 x M25U22W4PGA5
Pilot Light – Green and Push Button “I” (NO+NC) – 2 x M20U22W2PGA3
Pilot Light – Green and Push Button “I” (NO+NC) – 2 x M25U22W4PGA3
Pilot Light – Red and Push Button “O” (NC) – 2 x M20U22W2PRA9
Pilot Light – Red and Push Button “O” (NC) – 2 x M25U22W4PRA9
Pilot Light – Red and Push Button “O” (NO+NC) – 2 x M20U22W2PRA3
Pilot Light – Red and Push Button “O” (NO+NC) – 2 x M25U22W4PRA3
Pilot Light – Green, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M20U22W2PGA5A9
Pilot Light – Green, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M25U22W4PGA5A9
Pilot Light – Green, Pilot Light – Red, Push Button “I” (NO) and Push Button “O” (NO) – 2 x M20U22W2PGPRA5A9
Pilot Light – Green, Pilot Light – Red, Push Button “I” (NO) and Push Button “O” (NO) – 2 x M25U22W4PGPRA5A9
Ammeter 48 x 48mm, 1A current transformer, Scale 0-1-3 and 3-Position Selector Switch with spring return “II-0” (NO+NC) – 2 x M20U22W2VA13M3
Ammeter 48 x 48mm, 1A current transformer, Scale 0-1-3 and 3-Position Selector Switch with spring return “II-0” (NO+NC) – 2 x M25U22W4VA13M3
Size 3 Polyester Control Stations
Push Button “I” (NO) and Push Button “O” (NC) and Red Mushroom Head (NC) – 2 x M20U23W2A5A9D3
Push Button “I” (NO) and Push Button “O” (NC) and Red Mushroom Head (NC) – 2 x M25U23W4A5A9D3
Pilot Light – Green, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M20U23W2PGA5A9
Pilot Light – Green, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M25U23W4PGA5A9
Pilot Light – Green, Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M20U23W2PGA3A3
Pilot Light – Green, Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M25U23W4PGA3A3
Pilot Light – Red, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M20U23W2PRA5A9
Pilot Light – Red, Push Button “I” (NO) and Push Button “O” (NC) – 2 x M25U23W4PRA5A9
Pilot Light – Red, Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M20U23W2PRA3A3
Pilot Light – Red, Push Button “I” (NO+NC) and Push Button “O” (NO+NC) – 2 x M25U23W4PRA3A3
Pilot Light – Green, Pilot Light – Red, Red Mushroom Head (NC) and Push Button “I” (NO) – 2 x M20U23W2PGPRD9A5
Pilot Light – Green, Pilot Light – Red, Red Mushroom Head (NC) and Push Button “I” (NO) – 2 x M25U23W4PGPRD9A5

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