Control_Flippingbook_NOV 2024

NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1

1-136

— Pumping panels CR340, CR341 pump panel nomenclature

Ordering code configuration Valid for NEMA sizes 1–5

Digits:

1

2

3

4

5

6

7

8

9

10

11

12

13

14

C R

A

A A A

A A A

Steps:

Step 1

Step 2 Step 3 Step 4 Step 5 Step 6 Step 7 Step 8 Step 9 Step 10 Step 11

To configure the ordering code, use the tables below to fill in the digit boxes with the appropriate code.

— Step 1 (digits 1–3) select product line code Code

Option

340 341

Pump panel circuit breaker and instantaneous trip circuit breaker forms

Pump panel fused and non-fused disconnect forms

— Step 1 (digit 4) select NEMA size Code

Option

C D E

Size 1, wide Size 2, wide Size 3, wide Size 4, wide Size 5, wide

F

G 1

Size 6, standard Size 1, narrow Size 2, narrow

H 1,2

K 3 L 3

— Step 2 (digit 5) select disconnect means Code

Option

0 1

Standard IC rating (class H fuse clips / thermal CB) Higher IC rating (class R fuse clips / hi-break thermal CB) instantaneous trip circuit breaker standard IC rating (CR340 only) instantaneous trip circuit breaker higher IC rating (CR340 only)

2 4 3 4

— Step 3 (digit 6) select overloads Code

Option

1

Class 20 NEMA ambient compensated [thermal overload]

No overloads

4 4

X

Class 10-20-30 solid-state overload (not available for NEMA size 6 and 7) Panel-mount class 10-20-30 solid-state (not available for NEMA size 5 and above)

Y 3

— Step 4 (digit 7) select line voltage Code

Option

1 3 4 5

200–208 V 230–240 V 460–480 V 575–600 V

1 Class L fuses will be provided for disconnects above 600 amps 2 Instantaneous trip circuit breaker options 2 and 3 under digit 5 disconnect means is not available with no overload option 4 under digit 6 overloads selection 3 Panel-mount EOL (option Y under overloads: digit 6) is not available for narrow size pump panels (options K and L under NEMA size - digit 4) 4 Higher IC ratings [digit 5] option 1 is not valid when protector rating [digit 8] equals option A Disconnect switch less fuse clips

Please reference the NEMA full voltage power devices catalog for additional technical data and dimensional drawings.