06_Sec.qxd 07/28/03 11:48 AM Page 6/45 Overload Relays Solid State ESP100 & 3RB10, Special Use 958, Oil Field 958L, and Thermal General insensitivity and quick trip response Features Application times. Combined with a series lockout ■ Solid State ESP100, 958 & 958L ESP100 Solid State Overloads relay, they can provide unsurpassed pro- Overloads tection for hermetically sealed compres- ESP100 solid state overload relays are —Phase Loss Protection—Trips sor motors in air conditioning applica- Within 3 Seconds self powered, requiring no separate tions. The combination of high trip speed, 120V source to power the circuit board. —Ambient Insensitive current adjustment, and ease of installa- They provide phase loss protection, —Heaterless Design tion makes it suitable for these applica- fewer connection points and high repeat —Self-Powered tions. The trip curves have been custom trip accuracy which results in longer —�2% Repeat Trip Accuracy tailored to provide proper overload protec- motor life and cost savings. NEMA —NEMA Class 10, 20 & 30 Trip tion on such loads without causing nui- Class 10, 20 and 30 trip curves are avail- Curves Available sance tripping. able for a variety of applications. —FLA Adjustment Dial with Wide Adjustment Range (Fig. 1) 958 overload dials denote must hold The ESP100 solid state overload pro- amps. Must trip amps are 112% of the —Short Circuit Self Protected vides phase loss protection for the must hold setting. —Thermal Memory Circuit motor by tripping within three seconds upon complete loss of one phase of a —Conformally Coated Circuit Board 958L ESP100 Oil Field Solid State three phase motor branch circuit. —–22°F to 159°F (–30°C to 70°C) Overload Relays —NC Contact Rated NEMA A600, Each overload has at least a 2:1 current 958L ESP100 solid state overloads are P600 (10 Amps 600VAC Max., 5 adjustment range with the adjustment designed specifically for the oil market Amps 600VDC Max.) dial reading out in full load amps. In and the cyclical loads experienced with —“Must Hold Amps” Adjustment addition to the markings on the dial these types of pumping applications. Dial (958 only) there are audible clicks which allow These overloads provide protection on ■ Ambient Compensated Bimetal for extremely fine tuning. all standard motors, oil well pump Overloads The heaterless construction of these motors, multi-torque connections, and —Automatic or manual reset adjustment. overloads minimizes energy costs and ultra-high slip motors. —A manual test button is provided to the costs of cabinet ventilation or cool- test the operation of the 3 pole Rotors can be damaged in 8 to 15 sec- ing. Solid state overloads can be used overload relay control contacts. onds during motor stall conditions if at temperatures from –30°C to �70°C —�15% nominal trip current adjustment. electrical power is not removed. To pre- and are rated for 50Hz and 60Hz —Accept either standard Class 20 or vent damage during motor stall, the applications. Quick Trip (NEMA Class 10) heater 958L solid-state overload removes elements without any other ESP100 panel mounted overloads can be power in 7 seconds at 250% locked changes or adjustments. used to upgrade existing starter applica- rotor current. Therefore, die cast or fab- —Available with a normally open contact tions where panel mounted thermal over- ricated rotors will be protected from for an alarm circuit (SPDT) up to 60A. loads are used. In addition, ESP100 over- damage saving the user both time and —Compensated bimetal overload loads can be panel mounted when used money. relays provide a constant trip time in with other types of controllers, such as ambient temperatures from –20°F to Ambient Compensated Bimetal DP, IEC contactors, and soft starts. �170°F for a given heater rating. Overloads ■ ESP100 overloads can be used on high UL Listed File #E22655 or These thermal type overload relays are Component Recognized voltage applications, making them ideal used to protect motors from excessive ■ for use with vacuum contactors and CSA Certified File #LR6535 heat resulting from sustained motor other high voltage control. ■ 3RB10 Solid State Overload Relay overloads, rapid motor cycling and —Marking Strip. ESP100 overloads can be retrofitted stalled rotor conditions. Although these —Manual/automatic RESET selector on existing contactors using the retrofit devices function based on thermal prin- switch. plate suffixes or on other brands using ciples they are designed to compensate —STOP button. the plates listed in the competitive for the ambient air temperature sur- —1 NO and 1 NC contacts. retrofit plates table on page 6/46. rounding the overload. This helps pre- —Trip class 10 or 20. vent the occurances of nuisance trip- 958 ESP100 Special Use Solid State —Test function and switch position ping when there are high surrounding Overloads indicator. ambient temperatures. The percentage 958 ESP100 special use solid state over- —4:1 current adjustment dial e.g. of overload determines the length of loads provide excellent protection of her- 200-540A. time required to open the circuit. metically sealed compressors and artificial- —Phase loss protection. ly cooled motors which require ambient —Self-powered. Figure 1 27 24 13 22 15 20 18 Ambient Compensated TYPICAL SOLID-STATE OVERLOAD ADJUSTMENT Bimetal—Single-Phase and ESP100 Solid State Overload 958 or 958L Solid State DIAL MARKINGS Three-Phase Overload Siemens Energy & Automation, Inc. 6/45 Industrial Controls Catalog 06_Sec.qxd 07/28/03 11:48 AM Page 6/46 Overload Relays Solid State and Thermal, Class 48, ESP100 and 3RB10 Selection Ordering Information � For Thermal Overloads, order heater elements by code number at $11.60 each. See page 15-137. � Technical Data see www.sea.siemens.com/controls. � Field Modification Kits see page 6/71. � Dimensions see page 6/97. ESP100 Solid State 3RB10 Solid State Overload Relay � Overload Relay To retrofit existing Thermal Furnas Brand Starters with the ESP100 Solid State Overload Ambient Compensated Relay add the appropriate suffix to the end of the catalog number from the Retrofit Plates Bimetal 3 Phase table shown below and also add $12.80 to the list price. Example: 48ASE3M201P. Overload Relay Solid State—Class 48 ESP100, 3 Phase, Single Phase Full Load Manual Reset Manual Reset Manual Reset � Amp Frame Class 10 Class 20 Class 30 Current Range Phase Size Catalog No Price $ Catalog No Price $ Catalog No Price $ 0.25–1 3 A 48ASA3M10 104.00 48ASA3M20 104.00 48ASA3M30 104.00 0.75–3 3 A 48ASB3M10 104.00 48ASB3M20 104.00 48ASB3M30 104.00 2.5–10 3 A 48ASD3M10 104.00 48ASD3M20 104.00 48ASD3M30 104.00 9–18 3 A1 48ASE3M10 104.00 48ASE3M20 104.00 48ASE3M30 104.00 13–27 3 A1 48ASF3M10 104.00 48ASF3M20 104.00 48ASF3M30 104.00 20–40 3 A1 48ASG3M10 135.00 48ASG3M20 135.00 48ASG3M30 135.00 13–27 3 B 48BSF3M10 146.00 48BSF3M20 146.00 48BSF3M30 146.00 22–45 3 B 48BSH3M10 146.00 48BSH3M20 146.00 48BSH3M30 146.00 30–60 3 B 48BSJ3M10 177.00 48BSJ3M20 177.00 48BSJ3M30 177.00 45–90 3 B 48BSK3M10 177.00 48BSK3M20 177.00 48BSK3M30 177.00 57–115 3 B 48BSL3M10 258.00 48BSL3M20 258.00 48BSL3M30 258.00 67–135 3 B 48BSM3M10 258.00 48BSM3M20 258.00 48BSM3M30 258.00 � 81–162 3B 48BSN3M10 258.00 48BSN3M20 258.00 48BSN3M30 258.00 � 100–210 3A 48ASS3M10 128.00 48ASS3M20 128.00 48ASS3M30 128.00 � 100–270 3A 48ASU3M10 128.00 48ASU3M20 128.00 48ASU3M30 128.00 � 200–540 3A 48ASX3M10 128.00 48ASX3M20 128.00 48ASX3M30 128.00 � 420–1220 3A 48CSZ3M10 128.00 48CSZ3M20 128.00 48CSZ3M30 128.00 0.25-1 1 A 48ASA1M10 96.00 48ASA1M20 96.00 48ASA1M30 96.00 0.75-3 1 A 48ASB1M10 96.00 48ASB1M20 96.00 48ASB1M30 96.00 2.5-10 1 A 48ASD1M10 96.00 48ASD1M20 96.00 48ASD1M30 96.00 5-16 1 A 48ASE1M10 96.00 48ASE1M20 96.00 48ASE1M30 96.00 � Solid State—3RB106, 3 Phase For Setting Manual/Automatic Reset Manual Reset Only Contactor Range Class 10 Class 20 Class 10 Class 20 Size Amps Catalog No. Price $ Catalog No. Price $ Catalog No. Price $ Catalog No. Price $ � � � � � � � � 55-250 3RB1066-1GG0 305. 3RB1066-2GG0 305. 3RB1065-1GG0 305. 3RB1065-2GG0 305. 5 � � � � � � � � 200-540 3RB1066-1KG0 450. 3RB1066-2KG0 450. 3RB1065-1KG0 450. 3RB1065-2KG0 450. 6 � � � � � � � � 300-630 3RB1066-1LG0 800. 3RB1066-2LG0 800. 3RB1065-1LG0 800. 3RB1065-2LG0 800. Ambient Compensated Bimetal—Open Type Class 48 Single Phase, 3 Phase Amp Contact Poles Rating Auxiliary Contacts Rating Catalog No Price $ 25 1 NC 48DA18AA4 34.00 5A (B600) 60 1 NC 48GA18AA4 50.00 1 & 100 1 NC 48HA18AA4 65.00 5A (P300) 180 1 NC 48JA18AA4 104.00 30 1 NC 48DC38AA4 69.00 10A (A600) 30 1 NO/NC 48DC39AA4 100.00 & 60 1 NC 48GC38AA4 100.00 5A (P300) 60 1 NO/NC 48GC39AA4 131.00 3 100 3 NC 48HA38AA4 177.00 5A (B600) 180 3 NC 48JA38AA4 254.00 & 5A (P300) Retrofit Plates for Contactors, Class 48 Replacement for Starter Sizes ESP100 Overload Frame Size Retrofit Plate Suffix Price Adder $ 3 Size 00–1 ⁄4 A or A1 1P 12.80 1 Size 2, 2 ⁄2 B2P 12.80 1 Size 3, 3 ⁄2 B3P 12.80 Size 4 B 4P 12.80 � � � To determine frame size of replacement solid state Requires use of 600:5 Current Transformers–3 of Discount Code: SIRIUS 3R Contactors, OL's, MSP's. overload, refer to retrofit plates table above. 97CT008 $110 each. � � Temperature rating �20° to 60°C. Requires use of 1200:5 Current Transformers–3 of � Requires use of 300:5 Current Transformers–3 of 97CT012 $110 each. � 97CT005 $110 each. Overload has busbar connections. 6/46 Discount Code: Overload Relays Siemens Energy & Automation, Inc. Industrial Controls Catalog 06_Sec.qxd 07/28/03 11:48 AM Page 6/47 Overload Relays Special Use Solid State Overloads, Class 958 and 958L Selection Ordering Information Current Transformers � Technical Data see www.sea.siemens.com � Dimensions see page 6/97. Rating Catalog No. List Price $ 150:5 97CT002 200:5 97CT003 250:5 97CT004 300:5 97CT005 400:5 97CT006 Standard Class 958 — Manual Reset, Trip Curve A Oil Field Class 958L—Manual Reset Full Load Amp For Use On List Full Load Amp For Use On List Current Range Phase Controller Sizes Catalog No Price $ Current Range Phase Controller Sizes Catalog No Price $ 3 5.6–11.6 3 0–1 ⁄4 958L109307U 3 3 15–30 3 1– 1 ⁄4 958AA32A 7–14 3 0–1 ⁄4 958L109308U 3 11–22 3 1, 1 ⁄4 958L109309U 3 14–28 3 1, 1 ⁄4 958L109330U 3 3 22–44 3 1 ⁄4 958BA32A 18–36 3 1 ⁄4 958L109331U 3 20–40 3 1 ⁄4 958L109332U 18–36 3 2–4 958L109313U 1 33–66 3 2–3 958CA32A 28–56 3 2 ⁄2–4 958L109314U 35–70 3 3–4 958L109329U 43–86 3 3–4 958L109315U 1 50–100 3 3 –3 ⁄2 958DA32A 50–90 3 3–4 958L109311U 60–126 3 4 958L109316U 75–150 3 — 958L109312U 75–150 3 4 958EA32A 84–174 3 — 958L109327U 105–210 3 — 958L109328U � 132–264 3 — 958L109522U 90–180 3 4 958FA32A 264–528 3 — 958L109523U Trip Curve A 958L Trip Curve � Temperature rating �20° to �60°C. Discount Code: NEMA Control Siemens Energy & Automation, Inc. 6/47 Industrial Controls Catalog