Bussmann
?
Telpower DC Power Distribution Fuses TPA
?
170 Volts, DC, 3–50 Amps
Dimensional Data – TPAFuses
38.10 14.61
1.50" .58"
4.83
.19"
10.31
.41"
?Recognized branch circuit protection.
?Current-limiting capability.
?Complete system coordination capability.
?Use with Telpower TP15914 and TP15900-4
CATALOG SYMBOL: TPAand TPA-B
Disconnect Switches.
DC POWER DISTRIBUTION FUSES
?Five position spare fuseholder available –
AMPERE RATING: 3-50 Amps
Part No. 5TPH.
VOLTAGE RATING: TPA- 170 VOLTS DC; TPA-B - 65V DC
INTERRUPTING RATINGS: TPA, 100 kA; TPA-B, 20kA
CONSTRUCTION:
? SILVER-PLATED BRASS FERRULES AND INDICATOR PIN.
? GLASS MELAMINE TUBE.
AGENCYAPPROVALS: Five Position Spare Fuseholder – 5TPH
U.L. RECOGNIZED (GUIDE # JFHR2, FILE E56412)
CSACERTIFIED, CLASS 1422-30, FILE 53787
75.57
2.98"
Catalog Numbers
26.16
TPA-3 TPA-25 TPA-B-20
1.03"
TPA-5 TPA-30 TPA-B-25
TPA-10 TPA-40
TPA-15 TPA-50
TPA-20 SPARE FUSE DOUBLE SIDED
HOLDER BODY ADHESIVE TAPE
15.88
.63"
Form No. TPA
12-28-98 Page 1 of 2
SB98107 Rev. A BIF Doc #5012Bussmann
?
Telpower DC Power Distribution Fuses TPA
?
170 Volts DC, 3–50 Amps
1,000
100
10
1
.1
.01
The only controlled copy of this BIF document is the electronic read-only version located on the
Bussmann Network Drive. All other copies of this BIF document are by definition uncontrolled. This
bulletin is intended to clearly present comprehensive product data and provide technical informa-
tion that will help the end user with design applications. Bussmann reserves the right, without
notice, to change design or construction of any products and to discontinue or limit distribution of
any products. Bussmann also reserves the right to change or update, without notice, any technical
information contained in this bulletin. Once a product has been selected, it should be tested by the
user in all possible applications.
Form No. TPL
12-28-98 Page 2 of 2
SB98107 Rev. A BIF Doc #5012
1 01 001 000,1 000,01
CURRENT IN AMPERES
SDNOCES
NI
EMIT
AMPERE
RATING 1,000
3
5
10 100
15
10
1
.1
.01
1 01 001 000,1 000,01
CURRENT IN AMPERES
SDNOCES
NI
EMIT
AMPERE
RATING
20
30
40
50
1,000
100
10
1
.1
.01
1 01 001 000,1 000,01

Bussmann TPA系列是一種專為通信系統(tǒng)設(shè)計的高級直流熔斷器產(chǎn)品。該系列以其在通訊設(shè)備和網(wǎng)絡(luò)中提供卓越的保護性能而著稱，主要用于防止由于過電流、短路或其他形式的電流量異常導(dǎo)致的設(shè)備損壞或通信中斷。TPA系列熔斷器采用特殊材料制成的高熔點導(dǎo)體，具有極快的響應(yīng)時間和低的恢復(fù)電壓特性，確保在發(fā)生故障時能迅速切斷電流，從而保障通信系統(tǒng)的穩(wěn)定性和可靠性。 此系列熔斷器具備高度的定制化選項，可根據(jù)不同應(yīng)用場合（如24V DC、48V DC、60V DC等）以及所需額定電流（從小到幾安培到數(shù)百安培不等）進行選擇。此外，TPA系列還可能包括各種保護功能，例如浪涌保護、ESD防護等，以全面滿足現(xiàn)代通信系統(tǒng)對于電磁兼容性和安全性方面日益嚴格的要求。綜上所述，Bussmann TPA系列是電力電子行業(yè)中一款專業(yè)針對通信設(shè)備及網(wǎng)絡(luò)的高效、可靠的直流熔斷器解決方案。