Schneider ZB5FD89 Square D 3P 73A Circuit Breaker — now discontinued, supplied from remaining surplus and broker stock.
| Parameter | Value |
|---|---|
| Head type | Built-in-flush |
| Range of product | Harmony XB5 |
| Type of operator | Right to centre spring return |
| Product or component type | Head for selector switch |
| IK degree of protection | IK03 conforming to IEC 50102 |
| IP degree of protection | IP69 IP69K IP66 IEC 60529 IP67 |
| NEMA degree of protection | NEMA 13 NEMA 4X |
| Mounting diameter | 1.2 in (30.5 mm) |
| Shock resistance | 30 gn 18 ms) half sine wave acceleration IEC 60068-2-27 50 gn 11 ms) half sine wave acceleration IEC 60068-2-27 |
| Vibration resistance | 5 gn (f= 2...500 Hz) conforming to IEC 60068-2-6 |
| Bezel material | Dark grey plastic |
| CAD overall depth | 1.8 in (46 mm) |
| Parameter | Value |
|---|---|
| CAD overall width | 1.5 in (37 mm) |
| CAD overall height | 1.5 in (37 mm) |
| Mechanical durability | 1000000 cycles |
| Standards | UL 508 JIS C8201-5-1 CSA C22.2 No 14 IEC 60947-1 IEC 60947-5-1 IEC 60947-5-4 JIS C8201-1 |
| Category | US10CS222467 |
| Operator profile | Black knurled knob |
| Device short name | ZB5 |
| Overvoltage category | Class II conforming to IEC 60536 |
| Protective treatment | TH |
| Electrical composition code | C4 6 single and double front mounting C5 5 single front mounting C6 5 single and double front mounting C7 4 single front mounting C8 4 single and double front mounting C11 3 single front mounting C3 6 single front mounting SF1 3 single front mounting |
| Shape of signaling unit head | Round |
| Operator position information | 3 positions +/- 45° |
| Sale per indivisible quantity | 1 |
| Resistance to high pressure washer | 1015.3 psi (7000000 Pa) 131 °F (55 °C) 0.1 m |
| Ambient air temperature for storage | -40...158 °F (-40...70 °C) |
| Ambient air temperature for operation | -40...158 °F (-40...70 °C) |
The ZB5FD89 is a Harmony XB5 selector switch head with a built-in-flush black knurled knob, spring return from right to centre, rated IP69 and NEMA 4X/13 for washdown environments. It withstands 30 gn 18 ms half sine wave shock per IEC 60068-2-27 and measures 45.72 mm deep, fitting a 30.5 mm panel cut-out.