CyberPower BCA Series User manual

Installation manual for BCA series
BCA40N250A

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1
Suitable battery
Apply to 40Ah battery of BB/Yuasa/CSB etc.
Accessory List
Item
Description
Quantity
Case
Front panel
1 pcs
Rear panel
1 pcs
Top panel
1 pcs
Side panel
8 pcs
Bracket
4 pcs
Breaker cover
1 pcs
Cable
L1 25mm2- 1510mm
2 pcs
L2 25mm2- 200mm
20 pcs
L3 25mm2- 540mm
16 pcs
L4 25mm2- 800mm
2 pcs
L6 25mm2- 1730mm
2 pcs
L7 25mm2- 1130mm
2 pcs
Breaker
250A breaker
1 set
Screw
4 pcs
Screw
M3/M5
14 pcs/1 pcs
Label
Ground / Breaker / Name
1 pcs of each
Snap bushing
3 pcs

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2
Procedure
Step 1. Buckle the first bracket between the front and rear panels.
Step 2. Fixed the breaker on the rear panel (M4 screw*4pcs).

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Step3. Install the snap bushing*3pcs (Note: User can cut the snap bushing to insert
the cable) and paste the label on the rear panel then fixed the screw
(M5*1pcs) on the ground(It is for ground connection).
Step 4. Put the batteries on the bracket and connect the cables (let the terminals had
a little angle that could easy to install).
(Battery*10pcs/ L2*5pcs/L3*4pcs/L1*1pcs)
L1: Connect to battery1(+) (Prepared in advance but not shown)

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Step 5. Install the second bracket and put the batteries then connect the cables
(Battery*10pcs/Cable: L2*5pcs/L3*4pcs/L4*1pcs/L6*1pcs/L7*1pcs)
L4: From battery11(+) to battery10(-)
L6: Connect to battery11(+)(Prepared in advance but not shown)
L7: Connect to battery20(-)(Prepared in advance but not shown)

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Step 6. Install the third bracket and put the batteries then connect the cables
(Battery*10pcs/ L2*5pcs/L3*4pcs/L1*1pcs)
L1: Connect to battery21(+) (Prepared in advance but not shown)

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Step 7. Install the fourth bracket and put the batteries then connect the cables
(Battery*10pcs/ L2*5pcs/L3*4pcs/L6*1pcs/L7*1pcs)
L4: From battery31(+) to battery30(-)
L6: Connect to battery31(+)(Prepared in advance but not shown)
L7: Connect to battery40(-)(Prepared in advance but not shown)
Step 8. Connect the cables to breaker
L1: From battery1(+) to breaker(+)
L1: From battery21(+) to breaker(+)
L6: From Battery11(+)to breaker(N)
L6: From Battery31(+)to breaker(N)
L7: Battery20(-)to breaker(-)
L7: Battery40(-)to breaker(-)
Please refer to the equivalent circuit and installation

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7
1 2 38 9 10 1112 13 18 19 20
2122 23 28 2930 3132 33 38 39 40
+-
N
L1 L1 L7L7
L6 L6
Breaker

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8
Step 9. Put on the side panels (from bottom to top).
Step 10. Put on the top panel and tighten the screw(M3 screw*1pcs).
Please let the cables connect with breaker when you want to connect battery
cabinet from UPS.

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9
Step 11. Fixed the breaker cover (M3 screw*12pcs).