the Wago connectors based on what bay the circuit breaker tiers are in. Typical circuit breaker numbering is bay 1: Cir Bkr 1-48, Bay 2: Cir Bkr 49-50, Bay 3: Cir Bkr 51-52 and Bay 4: Cir Bkr 53-54. Figure 3.6-1shows the power plant’s main bay (with ribbon cables) DC distribution section with the front cover opened.
Figure 3.6-1 DC Distribution (Front Cover Opened)
Available plug-in circuit breakers are shown in Figure 3.6-2.These are only breakers and do not include any hardware.
Plug-in circuit breakers rated at 60A or more require two mounting positions and require a circuit breaker adapter, which is included in the circuit breaker kit. Adaptors are available with studs for #10-32 nuts on 5/8” centers, #10-32 nuts on ¾” centers, or ¼-20 nuts on 1” centers. The circuit breaker kit includes all necessary mounting hardware. Available plug-in circuit breakers are shown in Figure 3.6-2.
BREAKER | PART NUMBER | | BREAKER | PART NUMBER |
RATING | | RATING |
| | |
1 A | FFA-0014 | | 40 A | FFA-0020 |
| | | | |
3 A | FFA-0015 | | 50 A | FFA-0025 |
| | | | |
5 A | FFA-0016 | | 60 A | 530-9088 |
| | | | |
MX28B1200/2400 MX28B1200/4800 –48 VDC User’s Manual | Page 15 |