Description
Oversized round push button for handicap and exit switching applications. Brand: dormakaba. Manufacturer Part Number: RCI 990. Source: https://www.dormakaba.com/us-en/offering/products/electronic-access-data/switches

Oversized round push button for handicap and exit switching applications.
Oversized round push button for handicap and exit switching applications. Brand: dormakaba. Manufacturer Part Number: RCI 990. Source: https://www.dormakaba.com/us-en/offering/products/electronic-access-data/switches
Oversized (2-3/8" button) tamper-resistant round push button for automatic handicap or exit switch applications, with extruded aluminum 1/4" beveled-edge plate.
| Switch options | Momentary (2-SPST), maintained (2-SPST), or time-delay (DPDT) |
|---|---|
| Materials | Extruded aluminum faceplate, stainless steel tamper-proof screws |
| Finishes | Brushed anodized aluminum (28) or dark bronze (40) |
| Dimensions | 3"W x 4-3/4"H (76mm x 121mm); button diameter 2-3/8" (60mm) |
| Colors | Handicap: blue; Exit: red or green |
| Warranty | 2-year limited |
| Low-voltage wiring | Connection count needs review |
| Preparation | The button mounts to a single-gang electrical box, which may be surface-mount or recessed. The handicap version can alternatively mount to a narrow-stile door frame. The exit version is documented only for a single-gang box. The tamper-proof screws and spanner bit are supplied in the hardware kit. The box depth and cutout size are not documented. |
| Electrical | The page describes switch types (momentary 2-SPST, maintained 2-SPST, time-delay DPDT) but gives no terminal, wiring or cable information. Whether the base product needs a field-wired connection is not stated, and the switch type for this catalogue identity is not specified. |
| Preparation required | Yes |
| Conditional connections | Optional TD30 or TD30A timer, rated 12/24VDC: cable runs quantity unspecified; conductor count unspecified; wire type not documented; size unspecified; shielding unspecified; rating unspecified; endpoints RCI 990 push button to TD30/TD30A timer; when Installation configuration is Optional accessory selected: IF an optional TD30 or TD30A timer accessory is selected. The page lists the timers as accessories but documents no wiring, cable runs or endpoints. |
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