Mercoid Series DA Options
Switch Circuits & Electrical Ratings
Circuits for Snap Switch Contacts
| Circuit | Suffix No. | Switch Action |
|---|---|---|
| -153 | -153 | SPDT, one circuit OPENS as other CLOSES |
| -804 | -804 | Two SPDT, operate simultaneously in one direction upon increase or decrease |
Circuits for Mercury Switch Contacts
| Circuit | Suffix No. | Switch Action |
|---|---|---|
| -2 | -2 | SPST, OPENS on increase |
| -3 | -3 | SPST, CLOSES on increase |
| -153 | -153 | SPDT, One OPENS as other CLOSES |
| -804 | -804 | (2) SPDT, Two OPEN as Two CLOSE |
(1) Note (3): 1/4 HP at 120V AC, 1/2 HP at 240V AC
(2) Note (4): DC rated controls (up to 10 Amps)
Note (5): 5A, 30V DC resistive
Electrical Ratings for Snap Switch Contacts
| Code | Circuit | 120V AC | 240V AC | 440V AC | 120V DC | 240V DC | HP AC | HP DC |
|---|---|---|---|---|---|---|---|---|
| D | -153 | 15A | 15A | 15A @ 480 | 1/2A | 1/4A | 1/8 | N/A |
| E | -153 | 15A | 15A | N/A | Note 4 | Note 4 | Note 3 | N/A |
| G | -804 | 5A | 5A | N/A | Note 5 | Note 5 | N/A | N/A |
Electrical Ratings for Mercury Switch Contacts
| Code | Circuit | 120V AC | 240V AC | 440V AC | 120V DC | 240V DC | Horsepower |
|---|---|---|---|---|---|---|---|
| A | -2, -3 | 10A | 5A | 3A | 10A | 5A | 3/4 AC / 1/3 DC |
| B | -153, -804 | 4A | 2A | 4A | 2A | — | 1/8 AC / N/A DC |
| H | -2, -3 | 5A | 2A | N/A | 2.5A | 1A | 1/8 AC / 1/10 DC |
| I | -2, -3 | 0.3A | 0.15A | N/A | 0.15A | 0.07A | N/A |
(1) 153 circuit available 1A 440V AC on special order
(2) Also rated 0.9 Amps at 24V AC
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