Control_Flippingbook_October 2023
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NEMA FULL VOLTAGE POWER DEVICES, CONTROL SECTION 1
— CR387 mag-break magnetic starters Nonreversing, combination, mag-break circuit breaker type
Part number configuration Valid for NEMA sizes 0-2, type 1 standard enclosure
— Step 7 (digit 15) select push button/ selector switch
— Step 5 (digit 13) select auxiliary contacts
— Step 6 (digit 14) select monitoring options
Aux contacts
Code
Device None 2
Code
Push button/selector switch - heavy duty
Code
A
None
A B C D E F G H
None
A
1NO 1NC
Start/stop push button
J
2 Phase failure relay is not available for CR387 series standard enclosures. If this is required for your application, use CR487 series oversized enclosure. See page 1-55.
H and-off-auto (HOA) selector switch
L
1NO–1NC
Off-on selector switch
M
2NO 2NC
HOA SS and start push button
S
Keyed HOA SS, key removal center pos.
N
2NO–1NC 1NO–2NC
3NO 3NC 4NO 4NC
J
K
L 1
M 1 N 1
2NO–2NC 3NO–1NC 1NO–3NC
P 1
R 1 1 Exceeds maximum number of contacts for some pilot light selections. See step 8 (digit 16) table, below.
— Step 8 (digit 16) select pilot device
Pilot light (heavy duty) type
Color — functionality
Code
None
A 1 2
LED lights
Red — across coil Green — across coil
Red — thru NO aux contact Green — thru NC aux contact
3 3 4 3 5 4 6 3 7 3
Red — thru NO aux contact and green — thru NC aux contact Red — across coil and green — thru NC aux contact Red — across coil and green — thru NC aux contact and unwired amber
Push-to-test lights
Red — across coil Green — across coil
R S
Red — thru NO aux contact Green — thru NC aux contact
C 3 D 3 E 4 V 3 Y 3
Red — thru NO aux contact and green — thru NC aux contact Red — across coil and green — thru NC aux contact Red — across coil and green — thru NC aux contact and unwired amber
3 Maximum of 3 Aux contacts may be added to sizes 0 and 1. 4 Maximum of 2 Aux contacts may be added to sizes 0 and 1. Maximum of 3 Aux contacts may be added to sizes 2–4. Note: Auxiliary contacts wired as part of pilot light selection are in addition to the auxiliary contacts selected from step 5 (digit 13) table, above, which are for customer/ field connections.
— Step 9 (digit 17) select control options
Device
Code
None
A
General note: If selecting factory installed and wired operator devices (push buttons, selector switches, and/or pilot lights) control circuit fusing, a control power transformer, or 24 V/120 V separate sourced control is required, regardless of protective device rating.
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