Square D Digest 179

Thermal Units

Thermal Unit Selection Thermal Unit Selection Tables

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Thermal Unit Table 67 (index and instructions: page 16-134 to page 16-138) Motor FLC (A)

Thermal Unit Table 68 (index and instructions: page 16-134 to page 16-138) Motor FLC (A) Thermal Unit Number

Thermal Unit Number

3.79–4.14 4.15–4.44 4.45–5.22 5.23–5.29 5.30–5.99 6.00–6.82 6.83–7.68 7.69–7.92 7.93–8.47 8.48–9.99 10.0–10.8 10.9–12.3 12.4–12.9 13.0–15.1 15.2–16.7 16.8–17.9 18.0–20.1 20.2–23.8 23.9–25.8 25.9–28.3 28.4–29.6 29.7–32.1 32.2–34.4 34.5–38.3 38.4–39.9 40.0–45.0

B5.50 B6.25 B6.90 B7.70 B8.20 B9.10 B10.2 B11.5 B12.8 B14.0 B15.5 B17.5 B19.5 B22.0 B25.0 B28.0 B32.0 B36.0 B40.0 B45.0 B50.0 B56.0 B62.0 B70.0 B79.0 B88.0

14.9–16.1 16.2–17.3 17.4–19.5 19.6–20.7 20.8–22.4 22.5–23.9 24.0–25.8 25.9–27.6 27.7–29.7 29.8–31.8 31.9–34.2 34.3–37.0 37.1–39.6 39.7–42.5 42.6–45.0 45.1–48.6 48.7–51.2 51.3–56.0 56.1–60.1 60.2–64.3 64.4–68.9 69.0–71.9 72.0–75.4 75.5–78.9 79.0–82.1 82.2–86.0

— CC22.8 CC24.6 CC26.3 CC28.8 CC31.0 CC33.3 CC36.4 CC39.6 CC42.7 CC46.6 CC50.1 CC54.5 CC59.4 CC64.3 CC68.5 CC74.6 CC81.5 CC87.7 CC94.0 — CC112.0 CC121.0 CC132.0 CC143.0 CC156.0

16 NEMA AND DEFINITE PURPOSE CONTACTORS AND STARTERS

Thermal Unit Table 69 (index and instructions: page 16-134 to page 16-138) Motor FLC (A)

Thermal Unit Number

1or 2T. U. 3.46–3.90 3.91–4.44 4.45–4.91 4.92–5.51 5.52–5.84 5.85–6.54 6.55–7.33 7.34–8.31 8.32–9.22 9.23–10.0 10.1–11.2 11.3–12.5 12.6–14.2 14.3–16.1 16.2–18.4 18.5–20.5 20.6–23.2 23.3–26.6 26.7–29.6 29.7–33.5 33.6–37.2 37.3–41.5 41.6–45.0 —

3T. U.

3.38–3.65 3.66–4.07 4.08–4.36 4.37–5.19 5.20–5.59 5.60–5.98 5.99–6.78 6.79–7.91 7.92–9.12 9.13–10.0 10.1–10.7 10.8–12.0 12.1–13.5 13.6–14.6 14.7–16.7 16.8–18.9 19.0–21.6 21.7–24.1 24.2–27.6 27.7–31.2 31.3–35.5 35.6–37.8 37.9–41.5 41.6–45.0

B4.85 B5.50 B6.25 B6.90 B7.70 B8.20 B9.10 B10.2 B11.5 B12.8 B14.0 B15.5 B17.5 B19.5 B22.0 B25.0 B28.0 B32.0 B36.0 B40.0 B45.0 B50.0 B56.0 B62.0

16-147

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