21-5400-7D0001/-
05/2023-EHT-466854
Notice Technical data subject to change without notice.
No claims for damage arising from alternations, errors or misprints shall be allowed.
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Technical data
Self-regulating trace heating system
Protection classification
PBS, PBM type 27-54P2-****/****
II 2G Ex eb 60079-30-1 IIC T6…110 °C (T4) Gb
II 2D Ex tb 60079-30-1 IIIC T
L
80 °C…T
L
110 °C Db
PBTC type 27-54C2-****/E***
II 2G Ex eb mb [ib] 60079-30-1 IIC T6…110 °C (T4) Gb
II 2D Ex tb [ib] 60079-30-1 IIIC T
L
80 °C… T
L
110 °C Db
PBTW type 27-54D2-****/****
II 2G Ex db eb 60079-30-1 IIC T6…110 °C (T4) Gb
II 2D Ex tb 60079-30-1 IIIC T
L
80 °C… T
L
110 °C Db
ELL type 27-54E2-****/****
II 2G Ex db eb 60079-30-1 IIC T6…110 °C (T4) Gb
II 2D Ex tb 60079-30-1 IIIC T
L
80 °C… T
L
110 °C Db
Trace heater
HSB+
HTSB
Max. continuous operating
temperature, energized 150 °C
250 °C
Max. continuous exposure
temperature, de-energized 225 °C
250 °C
Min. start-up temperature
-40 °C
-40 °C
Min. installation temperature -40 °C
-40 °C
Power Output
1
15, 30, 45, 60 W/m
15, 30, 45, 60, 75, 90 W/m
Nominal voltage
110 V to 120 Vac /
208 V to 277 Vac
110 V to 120 Vac /
208 V to 277 Vac
Max. braid resistance < 18.2 Ω/km
< 18.2 Ω/km
Braid material Nickel-plated copper
Nickel-plated copper
Min. bending radius 35 mm
(Do not bend on the
narrow axis.)
35 mm
(Do not bend on the
narrow axis.)
Cable weight 13.4 kg/100 m
14.6 kg/100 m
Heater
dimensions
fluoropolymer outer
jacket
11.4 x 5.2 mm
12.1 x 5.4 mm
polyolefin outer jacket
-
-
Temperature classes T3
T3: 5HTSB2, 10HTSB2,
15HTSB2, 20HTSB2
T2: 25HTSB2, 30HTSB2
Protection classification
II 2G Ex 60079-30-1 IIC
T3 Gb
II 2D Ex 60079-30-1 IIIC
T200°C Db
II 2G Ex 60079-30-1 IIC,
T2, T3 Gb
II 2D 60079-30-1 IIIC
T200°C, T300°C, IP 6x Db
1
nominal heat output at 10 °C
