Weidmüller part number 2051300000 (A3C 4 RD) is a single-level feed-through terminal block with PUSH IN connection technology, rated 4 mm², 800 V, 32 A, with 3 clamping points on one potential. The red colour is used for circuit identification on a shared DIN rail, and the terminal is ATEX/IECEx-approved for use in explosive risk zones.
Technical Specifications
Electrical Ratings
- Rated cross-section: 4 mm²
- Rated voltage: 800 V (800 V DC)
- Nominal current: 32 A
- Rated impulse withstand voltage: 8 kV
- Contact resistance: 1 mΩ
- Power loss: 1.02 W
- Pollution severity: 3; surge voltage category: III
Connection and Conductors
- Connection type: PUSH IN (both rated and additional connections)
- Number of connections: 3, on a single level/potential (not cross-connected)
- Wire connection cross-section: 0.14–4 mm² solid core; 0.14–6 mm² finely stranded
- Wire connection range: AWG 26–12
- Stripping length: 12 mm
- End cover plate required (sold separately)
Material and Housing
- Basic material: Wemid
- Colour: red (operational elements orange)
- UL 94 flammability rating: V-0
- Mounting: TS 35 DIN rail, snap-on fixing
- Dimensions (H x W x D): 74 x 6.1 x 39.5 mm; net weight: 12.2 g
Environmental and Approvals
- Continuous operating temperature: -60°C to +130°C
- Storage temperature: -25°C to +55°C
- RoHS compliant without exemption; REACH SVHC: below 0.1 wt%
- ATEX: TUEV16ATEX7909U (max. 550 V, 29 A, up to 4 mm², marking Ex eb II C Gb, II 2 G D)
- IECEx: IECEXTUR16.0036U (same ratings as ATEX)
- UL/cURus: E60693; cURusEX: E184763
- CSA: 200039-70089609
- Standard: IEC 60947-7-1
Applications
Suited for space-saving DIN rail wiring in control cabinets and junction boxes, including explosive-risk-zone (Ex) installations, where the red colour is used to visually mark a distinct circuit or potential (e.g. an alarm or safety circuit) alongside standard dark beige terminals on the same rail.
Related Weidmüller Products
- A4C 4 PE (protective earth version, same 4 mm² family, green/yellow) – Order No. 2051560000
- A4C 4 (dark beige, 4-connection feed-through) – Order No. 2051500000
- A4C 4 LTGY (light grey, same family) – Order No. 2051670000
Need this part or a different colour/current rating? Get a quote from our sales team for fast shipping.
