Page 44 - Surge-Protection-E_0.pdf

Coordinated Lightning Current Arresters – Type 1

DEHNbloc Maxi 1 440 (FM)
961 140 DBM 1 440
961 145 DBM 1 440 FM
Coordinated single-pole lightning current arrester for use in 400 / 690 V systems; FM version with floating remote signalling contact.
961 140 4013364116269 04 01 01 09 516 g
366,70 €
Type DBM 1 ... 440 440 FM
961 145 4013364116276 04 01 01 09 520 g
381,70 €
Part No. 961 140 961 145
SPD according to EN 61643-11 / IEC 61643-11 type 1 / class I type 1 / class I
Max. continuous operating voltage (a.c.) (UC) 440 V 440 V
Lightning impulse current (10/350 µs) (Iimp) 35 kA 35 kA
Voltage protection level (UP) ≤ 2.5 kV ≤ 2.5 kV
Max. backup fuse (L) up to IK = 50 kArms (ta ≤ 0.2 s) 500 A gG 500 A gG
Max. backup fuse (L) up to IK = 50 kArms (ta ≤ 5 s) 250 A gG 250 A gG
Approvals UL, CSA UL, CSA
Type of remote signalling contact — changeover contact

DEHNbloc Maxi 1 760 FM
961 175 DBM 1 760 FM
Coordinated single-pole lightning current arrester for use in 690 V systems;
961 175 4013364116283 04 01 01 09 507 g
453,10 € with remote signalling contact for monitoring device (floating changeover contact).
Type DBM 1 ... 760 FM
Lightning Current Arresters – Type 1 Max. continuous operating voltage (a.c.) (UC) 760 V
961 175
Part No.
type 1 / class I
SPD according to EN 61643-11 / IEC 61643-11
Lightning impulse current (10/350 µs) (Iimp)
25 kA
≤ 4 kV
Voltage protection level (UP)
Max. backup fuse (L) up to IK = 25 kArms (ta ≤ 5 s)
250 A gG
UL, CSA
Approvals
Type of remote signalling contact
changeover contact

Accessories for DEHNbloc Maxi 440 / 760

Earthing Clip for two-module Enclosures, single-phase, three-pole
900 411 EB DG 1000 1 3
Earthing clip for connecting the earth terminal of e.g. three SPDs with two-module enclosure to earth, with terminal.
900 411 4013364107205 04 01 01 50 54 g
15,10 €
Type EB DG 1000 1 3
Part No. 900 411
Dimensions 34 x 112 x 28 mm
Terminal up to 25 mm 2

Earthing Clip for two-module Enclosures, single-phase, four-pole
900 417 EB 1 4 9
Earthing clip for connecting the earth terminal of e.g. four SPDs with two-module enclosure to earth, with terminal.
900 417 4013364120419 04 01 01 50 66 g
18,40 €
Type EB 1 4 9
Part No. 900 417
Dimensions 34 x 148 x 28 mm
Terminal up to 25 mm 2

40 You will find detailed product information on our website Valid as of August 1, 2020