SynC™

Low Voltage Switchboards

Revision 4 · SynC Standards Team — Specifier, SynC (SynC Platform Team / Platform Standards) ✓ Official · Jun 11, 2026 +3 −3

Migrate datasheet deferrals to drawing_ref + default: deferred
Showing changes from Rev 3 to Rev 4 in Low Voltage Switchboards.
Tag changes −AC Power−Circuit Breakers−Electrical−Low Voltage−Power Distribution−Switchboards
---
title: Low Voltage Switchboards
…579 unchanged lines
label: Feeder Device Type
type: select
+drawing_ref: "breaker schedule"
options:
- "Molded-case circuit breakers (MCCB), group-mounted"
- "Molded-case circuit breakers (MCCB), individually mounted"
- "Insulated-case circuit breakers (ICCB), group-mounted"
- "Fusible switches (group-mounted)"
− - "Mixed - per breaker schedule"
default: "Molded-case circuit breakers (MCCB), group-mounted"
```
…2 unchanged lines
label: Feeder Breaker Trip Units
type: select
+drawing_ref: "breaker schedule"
options:
- "Thermal-magnetic (all feeders)"
- "Electronic trip - LSI (all feeders)"
- "Electronic trip - LSIG (all feeders)"
− - "Combination per breaker schedule"
−default: "Combination per breaker schedule"
+default: deferred
```
…393 unchanged lines
## Spare breakers shall be stored in a manufacturer-provided storage cabinet located in the electrical room.

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