Circular power connectors Bulgin EXP-0990 featuring multiple contact versions and ATEX compliance for industrial
Product Overview
The EXPlora EXP Series is a range of circular power connectors designed for hazardous or explosive atmospheres. Independently tested for ATEX compliance, these connectors are suitable for use in Zone 2 and Zone 22 environments. Manufactured from tough, high-grade UL94V-0 rated Polyester material, they provide environmental sealing to IP68. The EXPlora range is ideal for manufacturers of ancillary electrical equipment such as motors, pumps, lighting equipment, and process and control gear used in factories and plants where flammable gases, mists, vapours, or combustible dusts may be present. They feature positive locating keyways for error-free connection and are suitable for single or three-phase applications with leading earth contacts on 3, 4, 5, and 7 contact versions.
Product Attributes
- Brand: EXPlora
- Series: EXP Series
- Material: High-grade UL94V-0 rated Polyester (body), Polycarbonate (cap)
- Contacts Material: Machined Solid Brass, Nickel plated
- Sealing: IP68 (tested at 1.054kg/sq cm, 10m depth for 2 weeks)
- Certifications: ATEX Zone 2 and Zone 22, II 3 GD, Ex nA IIC T6 Gc, Ex tc IIIC T85C Dc
- ATEX Certificate No: Baseefa09ATEX0232X
- RoHS Compliant: Yes
Technical Specifications
| Specification | Details |
|---|---|
| Number of Contacts | 2, 3, 4, 5, 7, 10 |
| Current Rating (2, 3, 4, 5 Contacts) | 18A |
| Current Rating (7 Contacts) | 16A |
| Current Rating (10 Contacts) | 10A |
| Voltage Rating (2, 3, 4, 5 Contacts) | 600V AC/DC |
| Voltage Rating (7 Contacts) | 430V AC/DC |
| Voltage Rating (10 Contacts) | 250V AC/DC |
| Contact Resistance | <10m (initial) |
| Insulation Resistance | >10M (@ 500V DC) |
| Dielectric Strength | 2.2kV DC min |
| AC Breakdown Voltage | 6kV |
| Ambient Temperature Range | 20C to +55C |
| Flammability Rating | UL94V-0 |
| UV Resistance | To EN50021:1999 |
| O Rings | Nitrile |
| Sealing Gasket | Silicone Rubber |
| Cable Acceptance (EXP-0 range) | 13-15mm O/D standard; 7-13mm with Gland Pack PX0980 |
| Cable Acceptance (EXP-A range) | 20-22mm O/D standard; 14-20mm with Gland Pack PXA980 |
| Conductor Size (2-7 Contacts) | 2.5 to 4mm (14 to 10AWG) |
| Conductor Size (10 Contacts) | 0.75 to 2mm (14 to 18AWG) |
| Termination Type | Axial screw terminals |
| Cable Retention Force (22mm dia) | 150N |
| Cable Retention Force (15mm dia) | 150N |
| Cable Retention Force (7mm dia) | 80N |
| Gland Nut Torques | 3.16Nm (28lbf/in) |
| Panel Mount Nut Tightening Torque | 3.16Nm (28lbf/in) |
| Flange & Bulkhead Fixing Screw Tightening Torque | 3.16Nm (28lbf/in) |
| Rear Thread Tightening Torque | 3.16Nm (28lbf/in) |
| Front Panel Mounting Nut Tightening Torque | 2.25Nm |
| Flange Mounting Screw Tightening Torque | 0.9Nm |
| Models | Description |
| EXP-0911 | Flex Cable Connector (Standard Cable) |
| EXP-A911 | Flex Cable Connector (Large Cable) |
| EXP-0921 | Inline Cable Connector (Standard Cable) |
| EXP-A921 | Inline Cable Connector (Large Cable) |
| EXP-0931 | Front Panel Mounting Connector |
| EXP-0941 | Flange Mounting Connector |
| EXP-0990 | Sealing Cap (EXP-0911/xx/x & EXP-A911/xx/x) |
| EXP-0991 | Sealing Cap (EXP-0921/xx/x & EXP-A921/xx/x) |
| EXP-0992 | Sealing Cap (EXP-0931 & EXP-0941) |
| PX0980 | Gland Pack (7-13mm cable for EXP-0 series) |
| PXA980 | Gland Pack (14-20mm cable for EXP-A series) |
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